Home / 12,073,347.06-16,655,722.80-7,175,785.74

Finding the Fourth Proportional to 12,073,347.06, 16,655,722.80 and 7,175,785.74

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Solution

The fourth proportional to 12,073,347.06, 16,655,722.80 and 7,175,785.74 is: 9,899,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073,347.06 : 16,655,722.80 = 7,175,785.74 : x
  2. Step 2: Convert to fraction form
    12,073,347.06/16,655,722.80 = 7,175,785.74/x
  3. Step 3: Cross multiply
    12,073,347.06x = 16,655,722.80 × 7,175,785.74
  4. Step 4: Simplify right side
    12,073,347.06x = 119,517,898,157,632.88
  5. Step 5: Solve for x
    x = 119,517,898,157,632.88/12,073,347.06
  6. Step 6: Final answer
    x = 9,899,317.69

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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.