Home / 40,428,883.80-60,643,325.70-39,366,001.80

Finding the Fourth Proportional to 40,428,883.80, 60,643,325.70 and 39,366,001.80

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Solution

The fourth proportional to 40,428,883.80, 60,643,325.70 and 39,366,001.80 is: 59,049,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428,883.80 : 60,643,325.70 = 39,366,001.80 : x
  2. Step 2: Convert to fraction form
    40,428,883.80/60,643,325.70 = 39,366,001.80/x
  3. Step 3: Cross multiply
    40,428,883.80x = 60,643,325.70 × 39,366,001.80
  4. Step 4: Simplify right side
    40,428,883.80x = 2,387,285,268,664,186
  5. Step 5: Solve for x
    x = 2,387,285,268,664,186/40,428,883.80
  6. Step 6: Final answer
    x = 59,049,002.70

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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.