Home / 12,233,073.60-18,363,607.20-7,187,227.20

Finding the Fourth Proportional to 12,233,073.60, 18,363,607.20 and 7,187,227.20

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Solution

The fourth proportional to 12,233,073.60, 18,363,607.20 and 7,187,227.20 is: 10,789,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,073.60 : 18,363,607.20 = 7,187,227.20 : x
  2. Step 2: Convert to fraction form
    12,233,073.60/18,363,607.20 = 7,187,227.20/x
  3. Step 3: Cross multiply
    12,233,073.60x = 18,363,607.20 × 7,187,227.20
  4. Step 4: Simplify right side
    12,233,073.60x = 131,983,417,157,955.84
  5. Step 5: Solve for x
    x = 131,983,417,157,955.84/12,233,073.60
  6. Step 6: Final answer
    x = 10,789,064.26

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1.5x scale

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.