Home / 10,725,408.20-16,088,112.30-8,835,840.20

Finding the Fourth Proportional to 10,725,408.20, 16,088,112.30 and 8,835,840.20

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Solution

The fourth proportional to 10,725,408.20, 16,088,112.30 and 8,835,840.20 is: 13,253,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725,408.20 : 16,088,112.30 = 8,835,840.20 : x
  2. Step 2: Convert to fraction form
    10,725,408.20/16,088,112.30 = 8,835,840.20/x
  3. Step 3: Cross multiply
    10,725,408.20x = 16,088,112.30 × 8,835,840.20
  4. Step 4: Simplify right side
    10,725,408.20x = 142,151,989,402,454.47
  5. Step 5: Solve for x
    x = 142,151,989,402,454.47/10,725,408.20
  6. Step 6: Final answer
    x = 13,253,760.30

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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.