Home / 48,672,742.05-67,157,646.30-28,816,648.02

Finding the Fourth Proportional to 48,672,742.05, 67,157,646.30 and 28,816,648.02

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Solution

The fourth proportional to 48,672,742.05, 67,157,646.30 and 28,816,648.02 is: 39,760,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,672,742.05 : 67,157,646.30 = 28,816,648.02 : x
  2. Step 2: Convert to fraction form
    48,672,742.05/67,157,646.30 = 28,816,648.02/x
  3. Step 3: Cross multiply
    48,672,742.05x = 67,157,646.30 × 28,816,648.02
  4. Step 4: Simplify right side
    48,672,742.05x = 1,935,258,255,278,755.25
  5. Step 5: Solve for x
    x = 1,935,258,255,278,755.25/48,672,742.05
  6. Step 6: Final answer
    x = 39,760,617.01

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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.