Home / 51,403,800.60-77,231,672.10-38,649,216.60

Finding the Fourth Proportional to 51,403,800.60, 77,231,672.10 and 38,649,216.60

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Solution

The fourth proportional to 51,403,800.60, 77,231,672.10 and 38,649,216.60 is: 58,068,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,403,800.60 : 77,231,672.10 = 38,649,216.60 : x
  2. Step 2: Convert to fraction form
    51,403,800.60/77,231,672.10 = 38,649,216.60/x
  3. Step 3: Cross multiply
    51,403,800.60x = 77,231,672.10 × 38,649,216.60
  4. Step 4: Simplify right side
    51,403,800.60x = 2,984,943,623,373,076.50
  5. Step 5: Solve for x
    x = 2,984,943,623,373,076.50/51,403,800.60
  6. Step 6: Final answer
    x = 58,068,539.46

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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.