Home / 5,581,123.20-8,373,110.40-1,794,643.20

Finding the Fourth Proportional to 5,581,123.20, 8,373,110.40 and 1,794,643.20

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Solution

The fourth proportional to 5,581,123.20, 8,373,110.40 and 1,794,643.20 is: 2,692,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581,123.20 : 8,373,110.40 = 1,794,643.20 : x
  2. Step 2: Convert to fraction form
    5,581,123.20/8,373,110.40 = 1,794,643.20/x
  3. Step 3: Cross multiply
    5,581,123.20x = 8,373,110.40 × 1,794,643.20
  4. Step 4: Simplify right side
    5,581,123.20x = 15,026,745,642,209.28
  5. Step 5: Solve for x
    x = 15,026,745,642,209.28/5,581,123.20
  6. Step 6: Final answer
    x = 2,692,423.21

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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.