Home / 20,443,658.40-30,665,487.60-6,068,944.80

Finding the Fourth Proportional to 20,443,658.40, 30,665,487.60 and 6,068,944.80

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Solution

The fourth proportional to 20,443,658.40, 30,665,487.60 and 6,068,944.80 is: 9,103,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,443,658.40 : 30,665,487.60 = 6,068,944.80 : x
  2. Step 2: Convert to fraction form
    20,443,658.40/30,665,487.60 = 6,068,944.80/x
  3. Step 3: Cross multiply
    20,443,658.40x = 30,665,487.60 × 6,068,944.80
  4. Step 4: Simplify right side
    20,443,658.40x = 186,107,151,509,484.47
  5. Step 5: Solve for x
    x = 186,107,151,509,484.47/20,443,658.40
  6. Step 6: Final answer
    x = 9,103,417.20

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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.