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Finding the Fourth Proportional to 55,402,693.40, 83,104,040.10 and 32,694,469.40

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Solution

The fourth proportional to 55,402,693.40, 83,104,040.10 and 32,694,469.40 is: 49,041,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402,693.40 : 83,104,040.10 = 32,694,469.40 : x
  2. Step 2: Convert to fraction form
    55,402,693.40/83,104,040.10 = 32,694,469.40/x
  3. Step 3: Cross multiply
    55,402,693.40x = 83,104,040.10 × 32,694,469.40
  4. Step 4: Simplify right side
    55,402,693.40x = 2,717,042,496,065,822.50
  5. Step 5: Solve for x
    x = 2,717,042,496,065,822.50/55,402,693.40
  6. Step 6: Final answer
    x = 49,041,704.10

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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.