Home / 12,238,573.70-18,357,860.55-5,861,281.70

Finding the Fourth Proportional to 12,238,573.70, 18,357,860.55 and 5,861,281.70

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Solution

The fourth proportional to 12,238,573.70, 18,357,860.55 and 5,861,281.70 is: 8,791,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238,573.70 : 18,357,860.55 = 5,861,281.70 : x
  2. Step 2: Convert to fraction form
    12,238,573.70/18,357,860.55 = 5,861,281.70/x
  3. Step 3: Cross multiply
    12,238,573.70x = 18,357,860.55 × 5,861,281.70
  4. Step 4: Simplify right side
    12,238,573.70x = 107,600,592,092,866.94
  5. Step 5: Solve for x
    x = 107,600,592,092,866.94/12,238,573.70
  6. Step 6: Final answer
    x = 8,791,922.55

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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.