Home / 63,900,440.20-95,864,657.10-20,762,302.60

Finding the Fourth Proportional to 63,900,440.20, 95,864,657.10 and 20,762,302.60

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Solution

The fourth proportional to 63,900,440.20, 95,864,657.10 and 20,762,302.60 is: 31,148,001.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,900,440.20 : 95,864,657.10 = 20,762,302.60 : x
  2. Step 2: Convert to fraction form
    63,900,440.20/95,864,657.10 = 20,762,302.60/x
  3. Step 3: Cross multiply
    63,900,440.20x = 95,864,657.10 × 20,762,302.60
  4. Step 4: Simplify right side
    63,900,440.20x = 1,990,371,019,355,438.50
  5. Step 5: Solve for x
    x = 1,990,371,019,355,438.50/63,900,440.20
  6. Step 6: Final answer
    x = 31,148,001.69

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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.