Home / 14,806,990.40-22,170,416-9,676,638.08

Finding the Fourth Proportional to 14,806,990.40, 22,170,416 and 9,676,638.08

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Solution

The fourth proportional to 14,806,990.40, 22,170,416 and 9,676,638.08 is: 14,488,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806,990.40 : 22,170,416 = 9,676,638.08 : x
  2. Step 2: Convert to fraction form
    14,806,990.40/22,170,416 = 9,676,638.08/x
  3. Step 3: Cross multiply
    14,806,990.40x = 22,170,416 × 9,676,638.08
  4. Step 4: Simplify right side
    14,806,990.40x = 214,535,091,715,041.28
  5. Step 5: Solve for x
    x = 214,535,091,715,041.28/14,806,990.40
  6. Step 6: Final answer
    x = 14,488,770.91

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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.