Home / 72,416,448.30-108,624,672.45-63,063,086.70

Finding the Fourth Proportional to 72,416,448.30, 108,624,672.45 and 63,063,086.70

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Solution

The fourth proportional to 72,416,448.30, 108,624,672.45 and 63,063,086.70 is: 94,594,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,416,448.30 : 108,624,672.45 = 63,063,086.70 : x
  2. Step 2: Convert to fraction form
    72,416,448.30/108,624,672.45 = 63,063,086.70/x
  3. Step 3: Cross multiply
    72,416,448.30x = 108,624,672.45 × 63,063,086.70
  4. Step 4: Simplify right side
    72,416,448.30x = 6,850,207,136,473,452
  5. Step 5: Solve for x
    x = 6,850,207,136,473,452/72,416,448.30
  6. Step 6: Final answer
    x = 94,594,630.05

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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.