Home / 9,856,987.20-14,785,480.80-6,987,205.80

Finding the Fourth Proportional to 9,856,987.20, 14,785,480.80 and 6,987,205.80

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Solution

The fourth proportional to 9,856,987.20, 14,785,480.80 and 6,987,205.80 is: 10,480,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856,987.20 : 14,785,480.80 = 6,987,205.80 : x
  2. Step 2: Convert to fraction form
    9,856,987.20/14,785,480.80 = 6,987,205.80/x
  3. Step 3: Cross multiply
    9,856,987.20x = 14,785,480.80 × 6,987,205.80
  4. Step 4: Simplify right side
    9,856,987.20x = 103,309,197,201,548.64
  5. Step 5: Solve for x
    x = 103,309,197,201,548.64/9,856,987.20
  6. Step 6: Final answer
    x = 10,480,808.70

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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.