Home / 38,649,631.60-58,086,421.80-37,977,785.20

Finding the Fourth Proportional to 38,649,631.60, 58,086,421.80 and 37,977,785.20

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Solution

The fourth proportional to 38,649,631.60, 58,086,421.80 and 37,977,785.20 is: 57,076,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,649,631.60 : 58,086,421.80 = 37,977,785.20 : x
  2. Step 2: Convert to fraction form
    38,649,631.60/58,086,421.80 = 37,977,785.20/x
  3. Step 3: Cross multiply
    38,649,631.60x = 58,086,421.80 × 37,977,785.20
  4. Step 4: Simplify right side
    38,649,631.60x = 2,205,993,650,156,997.50
  5. Step 5: Solve for x
    x = 2,205,993,650,156,997.50/38,649,631.60
  6. Step 6: Final answer
    x = 57,076,705.75

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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.