Home / 8,130,982.56-11,220,678-4,459,823.04

Finding the Fourth Proportional to 8,130,982.56, 11,220,678 and 4,459,823.04

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Solution

The fourth proportional to 8,130,982.56, 11,220,678 and 4,459,823.04 is: 6,154,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,982.56 : 11,220,678 = 4,459,823.04 : x
  2. Step 2: Convert to fraction form
    8,130,982.56/11,220,678 = 4,459,823.04/x
  3. Step 3: Cross multiply
    8,130,982.56x = 11,220,678 × 4,459,823.04
  4. Step 4: Simplify right side
    8,130,982.56x = 50,042,238,268,821.12
  5. Step 5: Solve for x
    x = 50,042,238,268,821.12/8,130,982.56
  6. Step 6: Final answer
    x = 6,154,513.05

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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.