Home / 56,005,055.20-83,913,104.40-27,189,143.20

Finding the Fourth Proportional to 56,005,055.20, 83,913,104.40 and 27,189,143.20

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Solution

The fourth proportional to 56,005,055.20, 83,913,104.40 and 27,189,143.20 is: 40,737,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,005,055.20 : 83,913,104.40 = 27,189,143.20 : x
  2. Step 2: Convert to fraction form
    56,005,055.20/83,913,104.40 = 27,189,143.20/x
  3. Step 3: Cross multiply
    56,005,055.20x = 83,913,104.40 × 27,189,143.20
  4. Step 4: Simplify right side
    56,005,055.20x = 2,281,525,411,888,150
  5. Step 5: Solve for x
    x = 2,281,525,411,888,150/56,005,055.20
  6. Step 6: Final answer
    x = 40,737,847.75

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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.