Home / 54,015,935.85-74,541,985.70-29,236,118.72

Finding the Fourth Proportional to 54,015,935.85, 74,541,985.70 and 29,236,118.72

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Solution

The fourth proportional to 54,015,935.85, 74,541,985.70 and 29,236,118.72 is: 40,345,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015,935.85 : 74,541,985.70 = 29,236,118.72 : x
  2. Step 2: Convert to fraction form
    54,015,935.85/74,541,985.70 = 29,236,118.72/x
  3. Step 3: Cross multiply
    54,015,935.85x = 74,541,985.70 × 29,236,118.72
  4. Step 4: Simplify right side
    54,015,935.85x = 2,179,318,343,030,851.50
  5. Step 5: Solve for x
    x = 2,179,318,343,030,851.50/54,015,935.85
  6. Step 6: Final answer
    x = 40,345,840.70

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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.