Home / 69,914,810.32-96,488,182.56-38,558,992.12

Finding the Fourth Proportional to 69,914,810.32, 96,488,182.56 and 38,558,992.12

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Solution

The fourth proportional to 69,914,810.32, 96,488,182.56 and 38,558,992.12 is: 53,214,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,810.32 : 96,488,182.56 = 38,558,992.12 : x
  2. Step 2: Convert to fraction form
    69,914,810.32/96,488,182.56 = 38,558,992.12/x
  3. Step 3: Cross multiply
    69,914,810.32x = 96,488,182.56 × 38,558,992.12
  4. Step 4: Simplify right side
    69,914,810.32x = 3,720,487,071,004,161.50
  5. Step 5: Solve for x
    x = 3,720,487,071,004,161.50/69,914,810.32
  6. Step 6: Final answer
    x = 53,214,577.20

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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.