Home / 12,830,395.76-19,248,463.20-4,310,498.24

Finding the Fourth Proportional to 12,830,395.76, 19,248,463.20 and 4,310,498.24

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Solution

The fourth proportional to 12,830,395.76, 19,248,463.20 and 4,310,498.24 is: 6,466,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830,395.76 : 19,248,463.20 = 4,310,498.24 : x
  2. Step 2: Convert to fraction form
    12,830,395.76/19,248,463.20 = 4,310,498.24/x
  3. Step 3: Cross multiply
    12,830,395.76x = 19,248,463.20 × 4,310,498.24
  4. Step 4: Simplify right side
    12,830,395.76x = 82,970,466,746,304.77
  5. Step 5: Solve for x
    x = 82,970,466,746,304.77/12,830,395.76
  6. Step 6: Final answer
    x = 6,466,711.42

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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.