Home / 8,086,661.28-12,129,957.36-2,103,012

Finding the Fourth Proportional to 8,086,661.28, 12,129,957.36 and 2,103,012

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Solution

The fourth proportional to 8,086,661.28, 12,129,957.36 and 2,103,012 is: 3,154,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,661.28 : 12,129,957.36 = 2,103,012 : x
  2. Step 2: Convert to fraction form
    8,086,661.28/12,129,957.36 = 2,103,012/x
  3. Step 3: Cross multiply
    8,086,661.28x = 12,129,957.36 × 2,103,012
  4. Step 4: Simplify right side
    8,086,661.28x = 25,509,445,887,568.32
  5. Step 5: Solve for x
    x = 25,509,445,887,568.32/8,086,661.28
  6. Step 6: Final answer
    x = 3,154,509.01

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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.