Home / 19,084,001.90-28,626,002.85-15,304,865.90

Finding the Fourth Proportional to 19,084,001.90, 28,626,002.85 and 15,304,865.90

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Solution

The fourth proportional to 19,084,001.90, 28,626,002.85 and 15,304,865.90 is: 22,957,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084,001.90 : 28,626,002.85 = 15,304,865.90 : x
  2. Step 2: Convert to fraction form
    19,084,001.90/28,626,002.85 = 15,304,865.90/x
  3. Step 3: Cross multiply
    19,084,001.90x = 28,626,002.85 × 15,304,865.90
  4. Step 4: Simplify right side
    19,084,001.90x = 438,117,134,872,267.88
  5. Step 5: Solve for x
    x = 438,117,134,872,267.88/19,084,001.90
  6. Step 6: Final answer
    x = 22,957,298.85

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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.