Home / 25,124,800.20-37,687,200.30-21,014,989.80

Finding the Fourth Proportional to 25,124,800.20, 37,687,200.30 and 21,014,989.80

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Solution

The fourth proportional to 25,124,800.20, 37,687,200.30 and 21,014,989.80 is: 31,522,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124,800.20 : 37,687,200.30 = 21,014,989.80 : x
  2. Step 2: Convert to fraction form
    25,124,800.20/37,687,200.30 = 21,014,989.80/x
  3. Step 3: Cross multiply
    25,124,800.20x = 37,687,200.30 × 21,014,989.80
  4. Step 4: Simplify right side
    25,124,800.20x = 791,996,129,895,056.88
  5. Step 5: Solve for x
    x = 791,996,129,895,056.88/25,124,800.20
  6. Step 6: Final answer
    x = 31,522,484.70

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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.