Home / 9,852,209.28-13,605,439.44-9,315,461.16

Finding the Fourth Proportional to 9,852,209.28, 13,605,439.44 and 9,315,461.16

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Solution

The fourth proportional to 9,852,209.28, 13,605,439.44 and 9,315,461.16 is: 12,864,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,852,209.28 : 13,605,439.44 = 9,315,461.16 : x
  2. Step 2: Convert to fraction form
    9,852,209.28/13,605,439.44 = 9,315,461.16/x
  3. Step 3: Cross multiply
    9,852,209.28x = 13,605,439.44 × 9,315,461.16
  4. Step 4: Simplify right side
    9,852,209.28x = 126,740,942,668,052.14
  5. Step 5: Solve for x
    x = 126,740,942,668,052.14/9,852,209.28
  6. Step 6: Final answer
    x = 12,864,215.43

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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.