Home / 48,807,138.36-67,359,824.40-28,180,549.92

Finding the Fourth Proportional to 48,807,138.36, 67,359,824.40 and 28,180,549.92

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Solution

The fourth proportional to 48,807,138.36, 67,359,824.40 and 28,180,549.92 is: 38,892,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,807,138.36 : 67,359,824.40 = 28,180,549.92 : x
  2. Step 2: Convert to fraction form
    48,807,138.36/67,359,824.40 = 28,180,549.92/x
  3. Step 3: Cross multiply
    48,807,138.36x = 67,359,824.40 × 28,180,549.92
  4. Step 4: Simplify right side
    48,807,138.36x = 1,898,236,894,106,634.25
  5. Step 5: Solve for x
    x = 1,898,236,894,106,634.25/48,807,138.36
  6. Step 6: Final answer
    x = 38,892,607.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.