Home / 7,440,076.12-10,266,955.14-4,132,584.76

Finding the Fourth Proportional to 7,440,076.12, 10,266,955.14 and 4,132,584.76

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Solution

The fourth proportional to 7,440,076.12, 10,266,955.14 and 4,132,584.76 is: 5,702,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440,076.12 : 10,266,955.14 = 4,132,584.76 : x
  2. Step 2: Convert to fraction form
    7,440,076.12/10,266,955.14 = 4,132,584.76/x
  3. Step 3: Cross multiply
    7,440,076.12x = 10,266,955.14 × 4,132,584.76
  4. Step 4: Simplify right side
    7,440,076.12x = 42,429,062,343,167.66
  5. Step 5: Solve for x
    x = 42,429,062,343,167.66/7,440,076.12
  6. Step 6: Final answer
    x = 5,702,772.61

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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.