Home / 10,079,686.53-15,115,325.88-3,161,383.46

Finding the Fourth Proportional to 10,079,686.53, 15,115,325.88 and 3,161,383.46

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Solution

The fourth proportional to 10,079,686.53, 15,115,325.88 and 3,161,383.46 is: 4,740,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079,686.53 : 15,115,325.88 = 3,161,383.46 : x
  2. Step 2: Convert to fraction form
    10,079,686.53/15,115,325.88 = 3,161,383.46/x
  3. Step 3: Cross multiply
    10,079,686.53x = 15,115,325.88 × 3,161,383.46
  4. Step 4: Simplify right side
    10,079,686.53x = 47,785,341,229,541.95
  5. Step 5: Solve for x
    x = 47,785,341,229,541.95/10,079,686.53
  6. Step 6: Final answer
    x = 4,740,756.68

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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.