Home / 61,119,688-84,357,150.96-35,031,691.30

Finding the Fourth Proportional to 61,119,688, 84,357,150.96 and 35,031,691.30

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Solution

The fourth proportional to 61,119,688, 84,357,150.96 and 35,031,691.30 is: 48,350,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,119,688 : 84,357,150.96 = 35,031,691.30 : x
  2. Step 2: Convert to fraction form
    61,119,688/84,357,150.96 = 35,031,691.30/x
  3. Step 3: Cross multiply
    61,119,688x = 84,357,150.96 × 35,031,691.30
  4. Step 4: Simplify right side
    61,119,688x = 2,955,173,671,378,218
  5. Step 5: Solve for x
    x = 2,955,173,671,378,218/61,119,688
  6. Step 6: Final answer
    x = 48,350,601.39

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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.