Home / 39,001,835.90-58,502,753.85-19,869,959.90

Finding the Fourth Proportional to 39,001,835.90, 58,502,753.85 and 19,869,959.90

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Solution

The fourth proportional to 39,001,835.90, 58,502,753.85 and 19,869,959.90 is: 29,804,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001,835.90 : 58,502,753.85 = 19,869,959.90 : x
  2. Step 2: Convert to fraction form
    39,001,835.90/58,502,753.85 = 19,869,959.90/x
  3. Step 3: Cross multiply
    39,001,835.90x = 58,502,753.85 × 19,869,959.90
  4. Step 4: Simplify right side
    39,001,835.90x = 1,162,447,373,039,070.50
  5. Step 5: Solve for x
    x = 1,162,447,373,039,070.50/39,001,835.90
  6. Step 6: Final answer
    x = 29,804,939.85

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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.