Home / 54,165,138.88-74,748,036.54-29,385,325.66

Finding the Fourth Proportional to 54,165,138.88, 74,748,036.54 and 29,385,325.66

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Solution

The fourth proportional to 54,165,138.88, 74,748,036.54 and 29,385,325.66 is: 40,551,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,165,138.88 : 74,748,036.54 = 29,385,325.66 : x
  2. Step 2: Convert to fraction form
    54,165,138.88/74,748,036.54 = 29,385,325.66/x
  3. Step 3: Cross multiply
    54,165,138.88x = 74,748,036.54 × 29,385,325.66
  4. Step 4: Simplify right side
    54,165,138.88x = 2,196,495,396,173,479.75
  5. Step 5: Solve for x
    x = 2,196,495,396,173,479.75/54,165,138.88
  6. Step 6: Final answer
    x = 40,551,828.01

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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.