Home / 48,581,969.40-72,873,731.70-12,680,177.40

Finding the Fourth Proportional to 48,581,969.40, 72,873,731.70 and 12,680,177.40

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Solution

The fourth proportional to 48,581,969.40, 72,873,731.70 and 12,680,177.40 is: 19,020,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,581,969.40 : 72,873,731.70 = 12,680,177.40 : x
  2. Step 2: Convert to fraction form
    48,581,969.40/72,873,731.70 = 12,680,177.40/x
  3. Step 3: Cross multiply
    48,581,969.40x = 72,873,731.70 × 12,680,177.40
  4. Step 4: Simplify right side
    48,581,969.40x = 924,051,845,756,003.62
  5. Step 5: Solve for x
    x = 924,051,845,756,003.62/48,581,969.40
  6. Step 6: Final answer
    x = 19,020,469.06

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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.