Home / 6,671,079.09-9,186,995.72-6,255,387.36

Finding the Fourth Proportional to 6,671,079.09, 9,186,995.72 and 6,255,387.36

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Solution

The fourth proportional to 6,671,079.09, 9,186,995.72 and 6,255,387.36 is: 8,614,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671,079.09 : 9,186,995.72 = 6,255,387.36 : x
  2. Step 2: Convert to fraction form
    6,671,079.09/9,186,995.72 = 6,255,387.36/x
  3. Step 3: Cross multiply
    6,671,079.09x = 9,186,995.72 × 6,255,387.36
  4. Step 4: Simplify right side
    6,671,079.09x = 57,468,216,918,900.57
  5. Step 5: Solve for x
    x = 57,468,216,918,900.57/6,671,079.09
  6. Step 6: Final answer
    x = 8,614,530.89

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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.