Home / 8,130,979.56-11,220,673.86-4,459,820.04

Finding the Fourth Proportional to 8,130,979.56, 11,220,673.86 and 4,459,820.04

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Solution

The fourth proportional to 8,130,979.56, 11,220,673.86 and 4,459,820.04 is: 6,154,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,979.56 : 11,220,673.86 = 4,459,820.04 : x
  2. Step 2: Convert to fraction form
    8,130,979.56/11,220,673.86 = 4,459,820.04/x
  3. Step 3: Cross multiply
    8,130,979.56x = 11,220,673.86 × 4,459,820.04
  4. Step 4: Simplify right side
    8,130,979.56x = 50,042,186,143,132.15
  5. Step 5: Solve for x
    x = 50,042,186,143,132.15/8,130,979.56
  6. Step 6: Final answer
    x = 6,154,508.91

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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.