Home / 62,131,409.12-85,722,341.25-36,020,714.97

Finding the Fourth Proportional to 62,131,409.12, 85,722,341.25 and 36,020,714.97

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Solution

The fourth proportional to 62,131,409.12, 85,722,341.25 and 36,020,714.97 is: 49,697,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,131,409.12 : 85,722,341.25 = 36,020,714.97 : x
  2. Step 2: Convert to fraction form
    62,131,409.12/85,722,341.25 = 36,020,714.97/x
  3. Step 3: Cross multiply
    62,131,409.12x = 85,722,341.25 × 36,020,714.97
  4. Step 4: Simplify right side
    62,131,409.12x = 3,087,780,020,727,323.50
  5. Step 5: Solve for x
    x = 3,087,780,020,727,323.50/62,131,409.12
  6. Step 6: Final answer
    x = 49,697,569.47

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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.