Home / 19,687,928.20-29,527,955.70-9,452,768.20

Finding the Fourth Proportional to 19,687,928.20, 29,527,955.70 and 9,452,768.20

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Solution

The fourth proportional to 19,687,928.20, 29,527,955.70 and 9,452,768.20 is: 14,177,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687,928.20 : 29,527,955.70 = 9,452,768.20 : x
  2. Step 2: Convert to fraction form
    19,687,928.20/29,527,955.70 = 9,452,768.20/x
  3. Step 3: Cross multiply
    19,687,928.20x = 29,527,955.70 × 9,452,768.20
  4. Step 4: Simplify right side
    19,687,928.20x = 279,120,920,651,968.72
  5. Step 5: Solve for x
    x = 279,120,920,651,968.72/19,687,928.20
  6. Step 6: Final answer
    x = 14,177,262.22

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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.