Home / 54,272,059.20-81,408,088.80-53,894,145.60

Finding the Fourth Proportional to 54,272,059.20, 81,408,088.80 and 53,894,145.60

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Solution

The fourth proportional to 54,272,059.20, 81,408,088.80 and 53,894,145.60 is: 80,841,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272,059.20 : 81,408,088.80 = 53,894,145.60 : x
  2. Step 2: Convert to fraction form
    54,272,059.20/81,408,088.80 = 53,894,145.60/x
  3. Step 3: Cross multiply
    54,272,059.20x = 81,408,088.80 × 53,894,145.60
  4. Step 4: Simplify right side
    54,272,059.20x = 4,387,419,390,804,929
  5. Step 5: Solve for x
    x = 4,387,419,390,804,929/54,272,059.20
  6. Step 6: Final answer
    x = 80,841,218.40

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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.