Home / 18,118,355.40-27,177,533.10-6,151,091.40

Finding the Fourth Proportional to 18,118,355.40, 27,177,533.10 and 6,151,091.40

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Solution

The fourth proportional to 18,118,355.40, 27,177,533.10 and 6,151,091.40 is: 9,226,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,355.40 : 27,177,533.10 = 6,151,091.40 : x
  2. Step 2: Convert to fraction form
    18,118,355.40/27,177,533.10 = 6,151,091.40/x
  3. Step 3: Cross multiply
    18,118,355.40x = 27,177,533.10 × 6,151,091.40
  4. Step 4: Simplify right side
    18,118,355.40x = 167,171,490,124,625.34
  5. Step 5: Solve for x
    x = 167,171,490,124,625.34/18,118,355.40
  6. Step 6: Final answer
    x = 9,226,637.10

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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.