Home / 48,374,116.80-66,753,761.76-30,039,011.52

Finding the Fourth Proportional to 48,374,116.80, 66,753,761.76 and 30,039,011.52

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Solution

The fourth proportional to 48,374,116.80, 66,753,761.76 and 30,039,011.52 is: 41,452,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374,116.80 : 66,753,761.76 = 30,039,011.52 : x
  2. Step 2: Convert to fraction form
    48,374,116.80/66,753,761.76 = 30,039,011.52/x
  3. Step 3: Cross multiply
    48,374,116.80x = 66,753,761.76 × 30,039,011.52
  4. Step 4: Simplify right side
    48,374,116.80x = 2,005,217,018,511,975.50
  5. Step 5: Solve for x
    x = 2,005,217,018,511,975.50/48,374,116.80
  6. Step 6: Final answer
    x = 41,452,271.40

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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.