Home / 19,500,901.20-29,251,351.80-9,934,963.20

Finding the Fourth Proportional to 19,500,901.20, 29,251,351.80 and 9,934,963.20

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Solution

The fourth proportional to 19,500,901.20, 29,251,351.80 and 9,934,963.20 is: 14,902,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500,901.20 : 29,251,351.80 = 9,934,963.20 : x
  2. Step 2: Convert to fraction form
    19,500,901.20/29,251,351.80 = 9,934,963.20/x
  3. Step 3: Cross multiply
    19,500,901.20x = 29,251,351.80 × 9,934,963.20
  4. Step 4: Simplify right side
    19,500,901.20x = 290,611,103,683,253.75
  5. Step 5: Solve for x
    x = 290,611,103,683,253.75/19,500,901.20
  6. Step 6: Final answer
    x = 14,902,444.80

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1.5x scale

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.