Home / 37,972,981.76-52,402,966.43-20,569,326.97

Finding the Fourth Proportional to 37,972,981.76, 52,402,966.43 and 20,569,326.97

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Solution

The fourth proportional to 37,972,981.76, 52,402,966.43 and 20,569,326.97 is: 28,385,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,981.76 : 52,402,966.43 = 20,569,326.97 : x
  2. Step 2: Convert to fraction form
    37,972,981.76/52,402,966.43 = 20,569,326.97/x
  3. Step 3: Cross multiply
    37,972,981.76x = 52,402,966.43 × 20,569,326.97
  4. Step 4: Simplify right side
    37,972,981.76x = 1,077,893,750,561,005
  5. Step 5: Solve for x
    x = 1,077,893,750,561,005/37,972,981.76
  6. Step 6: Final answer
    x = 28,385,807.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.