Home / 52,095,864-71,892,292.32-28,894,543.68

Finding the Fourth Proportional to 52,095,864, 71,892,292.32 and 28,894,543.68

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Solution

The fourth proportional to 52,095,864, 71,892,292.32 and 28,894,543.68 is: 39,874,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,095,864 : 71,892,292.32 = 28,894,543.68 : x
  2. Step 2: Convert to fraction form
    52,095,864/71,892,292.32 = 28,894,543.68/x
  3. Step 3: Cross multiply
    52,095,864x = 71,892,292.32 × 28,894,543.68
  4. Step 4: Simplify right side
    52,095,864x = 2,077,294,980,695,568.25
  5. Step 5: Solve for x
    x = 2,077,294,980,695,568.25/52,095,864
  6. Step 6: Final answer
    x = 39,874,470.28

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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.