Home / 10,512,027.20-15,768,040.80-10,441,168.40

Finding the Fourth Proportional to 10,512,027.20, 15,768,040.80 and 10,441,168.40

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Solution

The fourth proportional to 10,512,027.20, 15,768,040.80 and 10,441,168.40 is: 15,661,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,027.20 : 15,768,040.80 = 10,441,168.40 : x
  2. Step 2: Convert to fraction form
    10,512,027.20/15,768,040.80 = 10,441,168.40/x
  3. Step 3: Cross multiply
    10,512,027.20x = 15,768,040.80 × 10,441,168.40
  4. Step 4: Simplify right side
    10,512,027.20x = 164,636,769,330,870.72
  5. Step 5: Solve for x
    x = 164,636,769,330,870.72/10,512,027.20
  6. Step 6: Final answer
    x = 15,661,752.60

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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.