Home / 12,451,549.20-17,180,524.80-7,559,347.20

Finding the Fourth Proportional to 12,451,549.20, 17,180,524.80 and 7,559,347.20

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Solution

The fourth proportional to 12,451,549.20, 17,180,524.80 and 7,559,347.20 is: 10,430,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,549.20 : 17,180,524.80 = 7,559,347.20 : x
  2. Step 2: Convert to fraction form
    12,451,549.20/17,180,524.80 = 7,559,347.20/x
  3. Step 3: Cross multiply
    12,451,549.20x = 17,180,524.80 × 7,559,347.20
  4. Step 4: Simplify right side
    12,451,549.20x = 129,873,552,041,410.56
  5. Step 5: Solve for x
    x = 129,873,552,041,410.56/12,451,549.20
  6. Step 6: Final answer
    x = 10,430,312.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.