Home / 49,995,200.78-74,924,710.14-28,146,001.58

Finding the Fourth Proportional to 49,995,200.78, 74,924,710.14 and 28,146,001.58

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Solution

The fourth proportional to 49,995,200.78, 74,924,710.14 and 28,146,001.58 is: 42,180,668.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995,200.78 : 74,924,710.14 = 28,146,001.58 : x
  2. Step 2: Convert to fraction form
    49,995,200.78/74,924,710.14 = 28,146,001.58/x
  3. Step 3: Cross multiply
    49,995,200.78x = 74,924,710.14 × 28,146,001.58
  4. Step 4: Simplify right side
    49,995,200.78x = 2,108,831,009,981,482
  5. Step 5: Solve for x
    x = 2,108,831,009,981,482/49,995,200.78
  6. Step 6: Final answer
    x = 42,180,668.89

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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.