Home / 39,917,632.71-59,876,049.99-12,623,930.12

Finding the Fourth Proportional to 39,917,632.71, 59,876,049.99 and 12,623,930.12

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Solution

The fourth proportional to 39,917,632.71, 59,876,049.99 and 12,623,930.12 is: 18,935,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,632.71 : 59,876,049.99 = 12,623,930.12 : x
  2. Step 2: Convert to fraction form
    39,917,632.71/59,876,049.99 = 12,623,930.12/x
  3. Step 3: Cross multiply
    39,917,632.71x = 59,876,049.99 × 12,623,930.12
  4. Step 4: Simplify right side
    39,917,632.71x = 755,871,071,132,416.62
  5. Step 5: Solve for x
    x = 755,871,071,132,416.62/39,917,632.71
  6. Step 6: Final answer
    x = 18,935,768.98

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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.