Home / 37,442,156.83-51,669,185.27-20,922,417.15

Finding the Fourth Proportional to 37,442,156.83, 51,669,185.27 and 20,922,417.15

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Solution

The fourth proportional to 37,442,156.83, 51,669,185.27 and 20,922,417.15 is: 28,872,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442,156.83 : 51,669,185.27 = 20,922,417.15 : x
  2. Step 2: Convert to fraction form
    37,442,156.83/51,669,185.27 = 20,922,417.15/x
  3. Step 3: Cross multiply
    37,442,156.83x = 51,669,185.27 × 20,922,417.15
  4. Step 4: Simplify right side
    37,442,156.83x = 1,081,044,247,838,892.38
  5. Step 5: Solve for x
    x = 1,081,044,247,838,892.38/37,442,156.83
  6. Step 6: Final answer
    x = 28,872,381.81

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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.