Home / 53,585,397.12-73,947,648.96-29,140,141.44

Finding the Fourth Proportional to 53,585,397.12, 73,947,648.96 and 29,140,141.44

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Solution

The fourth proportional to 53,585,397.12, 73,947,648.96 and 29,140,141.44 is: 40,213,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,585,397.12 : 73,947,648.96 = 29,140,141.44 : x
  2. Step 2: Convert to fraction form
    53,585,397.12/73,947,648.96 = 29,140,141.44/x
  3. Step 3: Cross multiply
    53,585,397.12x = 73,947,648.96 × 29,140,141.44
  4. Step 4: Simplify right side
    53,585,397.12x = 2,154,844,949,849,868.75
  5. Step 5: Solve for x
    x = 2,154,844,949,849,868.75/53,585,397.12
  6. Step 6: Final answer
    x = 40,213,286.93

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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.