Home / 9,072,040.60-13,608,060.90-5,488,859.80

Finding the Fourth Proportional to 9,072,040.60, 13,608,060.90 and 5,488,859.80

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Solution

The fourth proportional to 9,072,040.60, 13,608,060.90 and 5,488,859.80 is: 8,233,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,040.60 : 13,608,060.90 = 5,488,859.80 : x
  2. Step 2: Convert to fraction form
    9,072,040.60/13,608,060.90 = 5,488,859.80/x
  3. Step 3: Cross multiply
    9,072,040.60x = 13,608,060.90 × 5,488,859.80
  4. Step 4: Simplify right side
    9,072,040.60x = 74,692,738,429,961.81
  5. Step 5: Solve for x
    x = 74,692,738,429,961.81/9,072,040.60
  6. Step 6: Final answer
    x = 8,233,289.70

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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.