Home / 12,386,583.76-17,094,825.72-7,494,502.90

Finding the Fourth Proportional to 12,386,583.76, 17,094,825.72 and 7,494,502.90

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Solution

The fourth proportional to 12,386,583.76, 17,094,825.72 and 7,494,502.90 is: 10,343,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386,583.76 : 17,094,825.72 = 7,494,502.90 : x
  2. Step 2: Convert to fraction form
    12,386,583.76/17,094,825.72 = 7,494,502.90/x
  3. Step 3: Cross multiply
    12,386,583.76x = 17,094,825.72 × 7,494,502.90
  4. Step 4: Simplify right side
    12,386,583.76x = 128,117,220,933,534.58
  5. Step 5: Solve for x
    x = 128,117,220,933,534.58/12,386,583.76
  6. Step 6: Final answer
    x = 10,343,224.85

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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.