Home / 52,260,902.73-78,386,285.12-15,869,607.89

Finding the Fourth Proportional to 52,260,902.73, 78,386,285.12 and 15,869,607.89

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Solution

The fourth proportional to 52,260,902.73, 78,386,285.12 and 15,869,607.89 is: 23,802,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,260,902.73 : 78,386,285.12 = 15,869,607.89 : x
  2. Step 2: Convert to fraction form
    52,260,902.73/78,386,285.12 = 15,869,607.89/x
  3. Step 3: Cross multiply
    52,260,902.73x = 78,386,285.12 × 15,869,607.89
  4. Step 4: Simplify right side
    52,260,902.73x = 1,243,959,608,336,862
  5. Step 5: Solve for x
    x = 1,243,959,608,336,862/52,260,902.73
  6. Step 6: Final answer
    x = 23,802,872.58

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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.