Home / 15,528,087.40-23,292,131.10-8,809,623.40

Finding the Fourth Proportional to 15,528,087.40, 23,292,131.10 and 8,809,623.40

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Solution

The fourth proportional to 15,528,087.40, 23,292,131.10 and 8,809,623.40 is: 13,214,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,087.40 : 23,292,131.10 = 8,809,623.40 : x
  2. Step 2: Convert to fraction form
    15,528,087.40/23,292,131.10 = 8,809,623.40/x
  3. Step 3: Cross multiply
    15,528,087.40x = 23,292,131.10 × 8,809,623.40
  4. Step 4: Simplify right side
    15,528,087.40x = 205,194,903,174,427.75
  5. Step 5: Solve for x
    x = 205,194,903,174,427.75/15,528,087.40
  6. Step 6: Final answer
    x = 13,214,435.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.