Home / 14,690,721.60-22,036,082.40-12,339,259.20

Finding the Fourth Proportional to 14,690,721.60, 22,036,082.40 and 12,339,259.20

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Solution

The fourth proportional to 14,690,721.60, 22,036,082.40 and 12,339,259.20 is: 18,508,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690,721.60 : 22,036,082.40 = 12,339,259.20 : x
  2. Step 2: Convert to fraction form
    14,690,721.60/22,036,082.40 = 12,339,259.20/x
  3. Step 3: Cross multiply
    14,690,721.60x = 22,036,082.40 × 12,339,259.20
  4. Step 4: Simplify right side
    14,690,721.60x = 271,908,932,486,158.03
  5. Step 5: Solve for x
    x = 271,908,932,486,158.03/14,690,721.60
  6. Step 6: Final answer
    x = 18,508,888.80

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1.5x scale

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.