Home / 55,200,353.65-76,176,787.82-31,677,017.38

Finding the Fourth Proportional to 55,200,353.65, 76,176,787.82 and 31,677,017.38

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Solution

The fourth proportional to 55,200,353.65, 76,176,787.82 and 31,677,017.38 is: 43,714,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,200,353.65 : 76,176,787.82 = 31,677,017.38 : x
  2. Step 2: Convert to fraction form
    55,200,353.65/76,176,787.82 = 31,677,017.38/x
  3. Step 3: Cross multiply
    55,200,353.65x = 76,176,787.82 × 31,677,017.38
  4. Step 4: Simplify right side
    55,200,353.65x = 2,413,053,431,377,885.50
  5. Step 5: Solve for x
    x = 2,413,053,431,377,885.50/55,200,353.65
  6. Step 6: Final answer
    x = 43,714,456.01

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1.5x scale

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.