Home / 7,275,688.27-10,911,670.21-2,156,921.16

Finding the Fourth Proportional to 7,275,688.27, 10,911,670.21 and 2,156,921.16

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Solution

The fourth proportional to 7,275,688.27, 10,911,670.21 and 2,156,921.16 is: 3,234,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,688.27 : 10,911,670.21 = 2,156,921.16 : x
  2. Step 2: Convert to fraction form
    7,275,688.27/10,911,670.21 = 2,156,921.16/x
  3. Step 3: Cross multiply
    7,275,688.27x = 10,911,670.21 × 2,156,921.16
  4. Step 4: Simplify right side
    7,275,688.27x = 23,535,612,356,106.04
  5. Step 5: Solve for x
    x = 23,535,612,356,106.04/7,275,688.27
  6. Step 6: Final answer
    x = 3,234,829.68

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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.