Home / 21,893,901.20-32,840,851.80-13,831,744.40

Finding the Fourth Proportional to 21,893,901.20, 32,840,851.80 and 13,831,744.40

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Solution

The fourth proportional to 21,893,901.20, 32,840,851.80 and 13,831,744.40 is: 20,747,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,893,901.20 : 32,840,851.80 = 13,831,744.40 : x
  2. Step 2: Convert to fraction form
    21,893,901.20/32,840,851.80 = 13,831,744.40/x
  3. Step 3: Cross multiply
    21,893,901.20x = 32,840,851.80 × 13,831,744.40
  4. Step 4: Simplify right side
    21,893,901.20x = 454,246,267,975,879.94
  5. Step 5: Solve for x
    x = 454,246,267,975,879.94/21,893,901.20
  6. Step 6: Final answer
    x = 20,747,616.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.