Home / 12,248,586.30-18,372,879.45-5,871,294.30

Finding the Fourth Proportional to 12,248,586.30, 18,372,879.45 and 5,871,294.30

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Solution

The fourth proportional to 12,248,586.30, 18,372,879.45 and 5,871,294.30 is: 8,806,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,586.30 : 18,372,879.45 = 5,871,294.30 : x
  2. Step 2: Convert to fraction form
    12,248,586.30/18,372,879.45 = 5,871,294.30/x
  3. Step 3: Cross multiply
    12,248,586.30x = 18,372,879.45 × 5,871,294.30
  4. Step 4: Simplify right side
    12,248,586.30x = 107,872,582,389,372.12
  5. Step 5: Solve for x
    x = 107,872,582,389,372.12/12,248,586.30
  6. Step 6: Final answer
    x = 8,806,941.45

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Double scale
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Similar ratio
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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.