Home / 10,690,077.80-16,016,454.30-9,197,085.80

Finding the Fourth Proportional to 10,690,077.80, 16,016,454.30 and 9,197,085.80

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Solution

The fourth proportional to 10,690,077.80, 16,016,454.30 and 9,197,085.80 is: 13,779,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690,077.80 : 16,016,454.30 = 9,197,085.80 : x
  2. Step 2: Convert to fraction form
    10,690,077.80/16,016,454.30 = 9,197,085.80/x
  3. Step 3: Cross multiply
    10,690,077.80x = 16,016,454.30 × 9,197,085.80
  4. Step 4: Simplify right side
    10,690,077.80x = 147,304,704,408,878.97
  5. Step 5: Solve for x
    x = 147,304,704,408,878.97/10,690,077.80
  6. Step 6: Final answer
    x = 13,779,572.72

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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.