Home / 19,806,206.10-29,708,954.46-8,132,042.58

Finding the Fourth Proportional to 19,806,206.10, 29,708,954.46 and 8,132,042.58

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Solution

The fourth proportional to 19,806,206.10, 29,708,954.46 and 8,132,042.58 is: 12,197,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806,206.10 : 29,708,954.46 = 8,132,042.58 : x
  2. Step 2: Convert to fraction form
    19,806,206.10/29,708,954.46 = 8,132,042.58/x
  3. Step 3: Cross multiply
    19,806,206.10x = 29,708,954.46 × 8,132,042.58
  4. Step 4: Simplify right side
    19,806,206.10x = 241,594,482,676,000.91
  5. Step 5: Solve for x
    x = 241,594,482,676,000.91/19,806,206.10
  6. Step 6: Final answer
    x = 12,197,918.24

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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.