Home / 14,840,176.08-20,479,397.28-8,225,186.40

Finding the Fourth Proportional to 14,840,176.08, 20,479,397.28 and 8,225,186.40

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Solution

The fourth proportional to 14,840,176.08, 20,479,397.28 and 8,225,186.40 is: 11,350,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840,176.08 : 20,479,397.28 = 8,225,186.40 : x
  2. Step 2: Convert to fraction form
    14,840,176.08/20,479,397.28 = 8,225,186.40/x
  3. Step 3: Cross multiply
    14,840,176.08x = 20,479,397.28 × 8,225,186.40
  4. Step 4: Simplify right side
    14,840,176.08x = 168,446,859,987,653
  5. Step 5: Solve for x
    x = 168,446,859,987,653/14,840,176.08
  6. Step 6: Final answer
    x = 11,350,731.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.