Home / 15,294,314.40-21,106,711.23-8,324,655.24

Finding the Fourth Proportional to 15,294,314.40, 21,106,711.23 and 8,324,655.24

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Solution

The fourth proportional to 15,294,314.40, 21,106,711.23 and 8,324,655.24 is: 11,488,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,314.40 : 21,106,711.23 = 8,324,655.24 : x
  2. Step 2: Convert to fraction form
    15,294,314.40/21,106,711.23 = 8,324,655.24/x
  3. Step 3: Cross multiply
    15,294,314.40x = 21,106,711.23 × 8,324,655.24
  4. Step 4: Simplify right side
    15,294,314.40x = 175,706,094,239,986.34
  5. Step 5: Solve for x
    x = 175,706,094,239,986.34/15,294,314.40
  6. Step 6: Final answer
    x = 11,488,327.60

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.