Home / 7,108,833.40-9,810,160.24-3,845,640

Finding the Fourth Proportional to 7,108,833.40, 9,810,160.24 and 3,845,640

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Solution

The fourth proportional to 7,108,833.40, 9,810,160.24 and 3,845,640 is: 5,306,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,833.40 : 9,810,160.24 = 3,845,640 : x
  2. Step 2: Convert to fraction form
    7,108,833.40/9,810,160.24 = 3,845,640/x
  3. Step 3: Cross multiply
    7,108,833.40x = 9,810,160.24 × 3,845,640
  4. Step 4: Simplify right side
    7,108,833.40x = 37,726,344,625,353.60
  5. Step 5: Solve for x
    x = 37,726,344,625,353.60/7,108,833.40
  6. Step 6: Final answer
    x = 5,306,967.05

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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.