Home / 19,814,683.20-29,722,024.80-16,791,374.40

Finding the Fourth Proportional to 19,814,683.20, 29,722,024.80 and 16,791,374.40

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Solution

The fourth proportional to 19,814,683.20, 29,722,024.80 and 16,791,374.40 is: 25,187,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814,683.20 : 29,722,024.80 = 16,791,374.40 : x
  2. Step 2: Convert to fraction form
    19,814,683.20/29,722,024.80 = 16,791,374.40/x
  3. Step 3: Cross multiply
    19,814,683.20x = 29,722,024.80 × 16,791,374.40
  4. Step 4: Simplify right side
    19,814,683.20x = 499,073,646,342,885.06
  5. Step 5: Solve for x
    x = 499,073,646,342,885.06/19,814,683.20
  6. Step 6: Final answer
    x = 25,187,061.60

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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.