Home / 12,058,333.20-18,087,499.80-7,275,364.20

Finding the Fourth Proportional to 12,058,333.20, 18,087,499.80 and 7,275,364.20

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Solution

The fourth proportional to 12,058,333.20, 18,087,499.80 and 7,275,364.20 is: 10,913,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,333.20 : 18,087,499.80 = 7,275,364.20 : x
  2. Step 2: Convert to fraction form
    12,058,333.20/18,087,499.80 = 7,275,364.20/x
  3. Step 3: Cross multiply
    12,058,333.20x = 18,087,499.80 × 7,275,364.20
  4. Step 4: Simplify right side
    12,058,333.20x = 131,593,148,512,427.17
  5. Step 5: Solve for x
    x = 131,593,148,512,427.17/12,058,333.20
  6. Step 6: Final answer
    x = 10,913,046.30

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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.