Home / 55,009,780.80-82,454,407.20-27,672,475.20

Finding the Fourth Proportional to 55,009,780.80, 82,454,407.20 and 27,672,475.20

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Solution

The fourth proportional to 55,009,780.80, 82,454,407.20 and 27,672,475.20 is: 41,478,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,009,780.80 : 82,454,407.20 = 27,672,475.20 : x
  2. Step 2: Convert to fraction form
    55,009,780.80/82,454,407.20 = 27,672,475.20/x
  3. Step 3: Cross multiply
    55,009,780.80x = 82,454,407.20 × 27,672,475.20
  4. Step 4: Simplify right side
    55,009,780.80x = 2,281,717,538,372,701.50
  5. Step 5: Solve for x
    x = 2,281,717,538,372,701.50/55,009,780.80
  6. Step 6: Final answer
    x = 41,478,397.21

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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.