Home / 20,663,697.08-30,995,609.35-5,101,527.45

Finding the Fourth Proportional to 20,663,697.08, 30,995,609.35 and 5,101,527.45

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Solution

The fourth proportional to 20,663,697.08, 30,995,609.35 and 5,101,527.45 is: 7,652,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,663,697.08 : 30,995,609.35 = 5,101,527.45 : x
  2. Step 2: Convert to fraction form
    20,663,697.08/30,995,609.35 = 5,101,527.45/x
  3. Step 3: Cross multiply
    20,663,697.08x = 30,995,609.35 × 5,101,527.45
  4. Step 4: Simplify right side
    20,663,697.08x = 158,124,951,934,878.56
  5. Step 5: Solve for x
    x = 158,124,951,934,878.56/20,663,697.08
  6. Step 6: Final answer
    x = 7,652,306.91

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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.