Home / 39,187,665.88-58,653,560.45-28,810,145.34

Finding the Fourth Proportional to 39,187,665.88, 58,653,560.45 and 28,810,145.34

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Solution

The fourth proportional to 39,187,665.88, 58,653,560.45 and 28,810,145.34 is: 43,121,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187,665.88 : 58,653,560.45 = 28,810,145.34 : x
  2. Step 2: Convert to fraction form
    39,187,665.88/58,653,560.45 = 28,810,145.34/x
  3. Step 3: Cross multiply
    39,187,665.88x = 58,653,560.45 × 28,810,145.34
  4. Step 4: Simplify right side
    39,187,665.88x = 1,689,817,601,345,001.25
  5. Step 5: Solve for x
    x = 1,689,817,601,345,001.25/39,187,665.88
  6. Step 6: Final answer
    x = 43,121,159.77

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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.