Home / 40,819,821.86-61,233,259.80-11,276,001.74

Finding the Fourth Proportional to 40,819,821.86, 61,233,259.80 and 11,276,001.74

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Solution

The fourth proportional to 40,819,821.86, 61,233,259.80 and 11,276,001.74 is: 16,914,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,819,821.86 : 61,233,259.80 = 11,276,001.74 : x
  2. Step 2: Convert to fraction form
    40,819,821.86/61,233,259.80 = 11,276,001.74/x
  3. Step 3: Cross multiply
    40,819,821.86x = 61,233,259.80 × 11,276,001.74
  4. Step 4: Simplify right side
    40,819,821.86x = 690,466,344,050,672
  5. Step 5: Solve for x
    x = 690,466,344,050,672/40,819,821.86
  6. Step 6: Final answer
    x = 16,914,976.91

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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.