Home / 18,344,037.40-27,516,056.10-7,555,785.10

Finding the Fourth Proportional to 18,344,037.40, 27,516,056.10 and 7,555,785.10

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Solution

The fourth proportional to 18,344,037.40, 27,516,056.10 and 7,555,785.10 is: 11,333,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344,037.40 : 27,516,056.10 = 7,555,785.10 : x
  2. Step 2: Convert to fraction form
    18,344,037.40/27,516,056.10 = 7,555,785.10/x
  3. Step 3: Cross multiply
    18,344,037.40x = 27,516,056.10 × 7,555,785.10
  4. Step 4: Simplify right side
    18,344,037.40x = 207,905,406,691,144.12
  5. Step 5: Solve for x
    x = 207,905,406,691,144.12/18,344,037.40
  6. Step 6: Final answer
    x = 11,333,677.65

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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.