Home / 40,519,988.76-60,781,664.70-11,766,124.18

Finding the Fourth Proportional to 40,519,988.76, 60,781,664.70 and 11,766,124.18

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Solution

The fourth proportional to 40,519,988.76, 60,781,664.70 and 11,766,124.18 is: 17,649,674.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,519,988.76 : 60,781,664.70 = 11,766,124.18 : x
  2. Step 2: Convert to fraction form
    40,519,988.76/60,781,664.70 = 11,766,124.18/x
  3. Step 3: Cross multiply
    40,519,988.76x = 60,781,664.70 × 11,766,124.18
  4. Step 4: Simplify right side
    40,519,988.76x = 715,164,614,727,322.50
  5. Step 5: Solve for x
    x = 715,164,614,727,322.50/40,519,988.76
  6. Step 6: Final answer
    x = 17,649,674.56

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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.