Home / 13,608,047.40-20,412,071.10-8,233,276.20

Finding the Fourth Proportional to 13,608,047.40, 20,412,071.10 and 8,233,276.20

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Solution

The fourth proportional to 13,608,047.40, 20,412,071.10 and 8,233,276.20 is: 12,349,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,047.40 : 20,412,071.10 = 8,233,276.20 : x
  2. Step 2: Convert to fraction form
    13,608,047.40/20,412,071.10 = 8,233,276.20/x
  3. Step 3: Cross multiply
    13,608,047.40x = 20,412,071.10 × 8,233,276.20
  4. Step 4: Simplify right side
    13,608,047.40x = 168,058,219,180,337.84
  5. Step 5: Solve for x
    x = 168,058,219,180,337.84/13,608,047.40
  6. Step 6: Final answer
    x = 12,349,914.30

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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.