Home / 7,151,585.28-10,727,140.32-3,108,077.16

Finding the Fourth Proportional to 7,151,585.28, 10,727,140.32 and 3,108,077.16

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Solution

The fourth proportional to 7,151,585.28, 10,727,140.32 and 3,108,077.16 is: 4,662,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,585.28 : 10,727,140.32 = 3,108,077.16 : x
  2. Step 2: Convert to fraction form
    7,151,585.28/10,727,140.32 = 3,108,077.16/x
  3. Step 3: Cross multiply
    7,151,585.28x = 10,727,140.32 × 3,108,077.16
  4. Step 4: Simplify right side
    7,151,585.28x = 33,340,779,820,707.09
  5. Step 5: Solve for x
    x = 33,340,779,820,707.09/7,151,585.28
  6. Step 6: Final answer
    x = 4,662,012.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.