Home / 38,448,045.90-57,672,068.85-20,227,322.70

Finding the Fourth Proportional to 38,448,045.90, 57,672,068.85 and 20,227,322.70

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Solution

The fourth proportional to 38,448,045.90, 57,672,068.85 and 20,227,322.70 is: 30,340,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,045.90 : 57,672,068.85 = 20,227,322.70 : x
  2. Step 2: Convert to fraction form
    38,448,045.90/57,672,068.85 = 20,227,322.70/x
  3. Step 3: Cross multiply
    38,448,045.90x = 57,672,068.85 × 20,227,322.70
  4. Step 4: Simplify right side
    38,448,045.90x = 1,166,551,547,405,568
  5. Step 5: Solve for x
    x = 1,166,551,547,405,568/38,448,045.90
  6. Step 6: Final answer
    x = 30,340,984.05

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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.