Home / 8,428,454.76-11,631,298.20-4,560,975.48

Finding the Fourth Proportional to 8,428,454.76, 11,631,298.20 and 4,560,975.48

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Solution

The fourth proportional to 8,428,454.76, 11,631,298.20 and 4,560,975.48 is: 6,294,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,454.76 : 11,631,298.20 = 4,560,975.48 : x
  2. Step 2: Convert to fraction form
    8,428,454.76/11,631,298.20 = 4,560,975.48/x
  3. Step 3: Cross multiply
    8,428,454.76x = 11,631,298.20 × 4,560,975.48
  4. Step 4: Simplify right side
    8,428,454.76x = 53,050,065,890,768.14
  5. Step 5: Solve for x
    x = 53,050,065,890,768.14/8,428,454.76
  6. Step 6: Final answer
    x = 6,294,162.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.