Home / 38,822,423.43-58,173,773.31-19,103,913.84

Finding the Fourth Proportional to 38,822,423.43, 58,173,773.31 and 19,103,913.84

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Solution

The fourth proportional to 38,822,423.43, 58,173,773.31 and 19,103,913.84 is: 28,626,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,822,423.43 : 58,173,773.31 = 19,103,913.84 : x
  2. Step 2: Convert to fraction form
    38,822,423.43/58,173,773.31 = 19,103,913.84/x
  3. Step 3: Cross multiply
    38,822,423.43x = 58,173,773.31 × 19,103,913.84
  4. Step 4: Simplify right side
    38,822,423.43x = 1,111,346,753,061,931.62
  5. Step 5: Solve for x
    x = 1,111,346,753,061,931.62/38,822,423.43
  6. Step 6: Final answer
    x = 28,626,413.68

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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.