Home / 69,368,048.76-95,720,930.84-38,422,436.16

Finding the Fourth Proportional to 69,368,048.76, 95,720,930.84 and 38,422,436.16

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Solution

The fourth proportional to 69,368,048.76, 95,720,930.84 and 38,422,436.16 is: 53,019,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,368,048.76 : 95,720,930.84 = 38,422,436.16 : x
  2. Step 2: Convert to fraction form
    69,368,048.76/95,720,930.84 = 38,422,436.16/x
  3. Step 3: Cross multiply
    69,368,048.76x = 95,720,930.84 × 38,422,436.16
  4. Step 4: Simplify right side
    69,368,048.76x = 3,677,831,354,614,559
  5. Step 5: Solve for x
    x = 3,677,831,354,614,559/69,368,048.76
  6. Step 6: Final answer
    x = 53,019,097.70

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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.