Home / 14,640,725.28-21,939,508.04-8,154,871.95

Finding the Fourth Proportional to 14,640,725.28, 21,939,508.04 and 8,154,871.95

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Solution

The fourth proportional to 14,640,725.28, 21,939,508.04 and 8,154,871.95 is: 12,220,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,725.28 : 21,939,508.04 = 8,154,871.95 : x
  2. Step 2: Convert to fraction form
    14,640,725.28/21,939,508.04 = 8,154,871.95/x
  3. Step 3: Cross multiply
    14,640,725.28x = 21,939,508.04 × 8,154,871.95
  4. Step 4: Simplify right side
    14,640,725.28x = 178,913,878,712,195.47
  5. Step 5: Solve for x
    x = 178,913,878,712,195.47/14,640,725.28
  6. Step 6: Final answer
    x = 12,220,287.95

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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.