Home / 42,266,591.12-63,355,641.44-17,688,600.47

Finding the Fourth Proportional to 42,266,591.12, 63,355,641.44 and 17,688,600.47

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Solution

The fourth proportional to 42,266,591.12, 63,355,641.44 and 17,688,600.47 is: 26,514,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,266,591.12 : 63,355,641.44 = 17,688,600.47 : x
  2. Step 2: Convert to fraction form
    42,266,591.12/63,355,641.44 = 17,688,600.47/x
  3. Step 3: Cross multiply
    42,266,591.12x = 63,355,641.44 × 17,688,600.47
  4. Step 4: Simplify right side
    42,266,591.12x = 1,120,672,628,547,514.25
  5. Step 5: Solve for x
    x = 1,120,672,628,547,514.25/42,266,591.12
  6. Step 6: Final answer
    x = 26,514,384.03

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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.