Home / 11,877,146.34-16,386,652.69-6,649,386.12

Finding the Fourth Proportional to 11,877,146.34, 16,386,652.69 and 6,649,386.12

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Solution

The fourth proportional to 11,877,146.34, 16,386,652.69 and 6,649,386.12 is: 9,174,020.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,146.34 : 16,386,652.69 = 6,649,386.12 : x
  2. Step 2: Convert to fraction form
    11,877,146.34/16,386,652.69 = 6,649,386.12/x
  3. Step 3: Cross multiply
    11,877,146.34x = 16,386,652.69 × 6,649,386.12
  4. Step 4: Simplify right side
    11,877,146.34x = 108,961,180,933,523.20
  5. Step 5: Solve for x
    x = 108,961,180,933,523.20/11,877,146.34
  6. Step 6: Final answer
    x = 9,174,020.24

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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.