Home / 54,341,747.60-81,490,970.10-17,940,007.40

Finding the Fourth Proportional to 54,341,747.60, 81,490,970.10 and 17,940,007.40

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Solution

The fourth proportional to 54,341,747.60, 81,490,970.10 and 17,940,007.40 is: 26,902,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341,747.60 : 81,490,970.10 = 17,940,007.40 : x
  2. Step 2: Convert to fraction form
    54,341,747.60/81,490,970.10 = 17,940,007.40/x
  3. Step 3: Cross multiply
    54,341,747.60x = 81,490,970.10 × 17,940,007.40
  4. Step 4: Simplify right side
    54,341,747.60x = 1,461,948,606,627,178.50
  5. Step 5: Solve for x
    x = 1,461,948,606,627,178.50/54,341,747.60
  6. Step 6: Final answer
    x = 26,902,863.29

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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.