Home / 61,634,287.92-85,053,689.40-35,172,167.46

Finding the Fourth Proportional to 61,634,287.92, 85,053,689.40 and 35,172,167.46

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Solution

The fourth proportional to 61,634,287.92, 85,053,689.40 and 35,172,167.46 is: 48,536,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634,287.92 : 85,053,689.40 = 35,172,167.46 : x
  2. Step 2: Convert to fraction form
    61,634,287.92/85,053,689.40 = 35,172,167.46/x
  3. Step 3: Cross multiply
    61,634,287.92x = 85,053,689.40 × 35,172,167.46
  4. Step 4: Simplify right side
    61,634,287.92x = 2,991,522,606,667,627
  5. Step 5: Solve for x
    x = 2,991,522,606,667,627/61,634,287.92
  6. Step 6: Final answer
    x = 48,536,662.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.