Home / 69,330,820.56-95,676,510.60-38,390,981.64

Finding the Fourth Proportional to 69,330,820.56, 95,676,510.60 and 38,390,981.64

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Solution

The fourth proportional to 69,330,820.56, 95,676,510.60 and 38,390,981.64 is: 52,979,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,330,820.56 : 95,676,510.60 = 38,390,981.64 : x
  2. Step 2: Convert to fraction form
    69,330,820.56/95,676,510.60 = 38,390,981.64/x
  3. Step 3: Cross multiply
    69,330,820.56x = 95,676,510.60 × 38,390,981.64
  4. Step 4: Simplify right side
    69,330,820.56x = 3,673,115,161,823,865
  5. Step 5: Solve for x
    x = 3,673,115,161,823,865/69,330,820.56
  6. Step 6: Final answer
    x = 52,979,542.61

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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.