Home / 13,724,506.60-20,572,763.10-8,041,805.80

Finding the Fourth Proportional to 13,724,506.60, 20,572,763.10 and 8,041,805.80

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Solution

The fourth proportional to 13,724,506.60, 20,572,763.10 and 8,041,805.80 is: 12,054,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724,506.60 : 20,572,763.10 = 8,041,805.80 : x
  2. Step 2: Convert to fraction form
    13,724,506.60/20,572,763.10 = 8,041,805.80/x
  3. Step 3: Cross multiply
    13,724,506.60x = 20,572,763.10 × 8,041,805.80
  4. Step 4: Simplify right side
    13,724,506.60x = 165,442,165,619,606
  5. Step 5: Solve for x
    x = 165,442,165,619,606/13,724,506.60
  6. Step 6: Final answer
    x = 12,054,507.35

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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.