Home / 42,365,273.40-63,547,910.10-11,659,793.40

Finding the Fourth Proportional to 42,365,273.40, 63,547,910.10 and 11,659,793.40

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Solution

The fourth proportional to 42,365,273.40, 63,547,910.10 and 11,659,793.40 is: 17,489,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,365,273.40 : 63,547,910.10 = 11,659,793.40 : x
  2. Step 2: Convert to fraction form
    42,365,273.40/63,547,910.10 = 11,659,793.40/x
  3. Step 3: Cross multiply
    42,365,273.40x = 63,547,910.10 × 11,659,793.40
  4. Step 4: Simplify right side
    42,365,273.40x = 740,955,502,767,773.38
  5. Step 5: Solve for x
    x = 740,955,502,767,773.38/42,365,273.40
  6. Step 6: Final answer
    x = 17,489,690.10

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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.