Home / 12,897,304.66-19,331,290.45-6,739,792.59

Finding the Fourth Proportional to 12,897,304.66, 19,331,290.45 and 6,739,792.59

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Solution

The fourth proportional to 12,897,304.66, 19,331,290.45 and 6,739,792.59 is: 10,102,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,304.66 : 19,331,290.45 = 6,739,792.59 : x
  2. Step 2: Convert to fraction form
    12,897,304.66/19,331,290.45 = 6,739,792.59/x
  3. Step 3: Cross multiply
    12,897,304.66x = 19,331,290.45 × 6,739,792.59
  4. Step 4: Simplify right side
    12,897,304.66x = 130,288,888,096,348.80
  5. Step 5: Solve for x
    x = 130,288,888,096,348.80/12,897,304.66
  6. Step 6: Final answer
    x = 10,102,024.54

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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.