Home / 9,531,409.20-13,153,477.92-5,180,494.24

Finding the Fourth Proportional to 9,531,409.20, 13,153,477.92 and 5,180,494.24

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Solution

The fourth proportional to 9,531,409.20, 13,153,477.92 and 5,180,494.24 is: 7,149,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531,409.20 : 13,153,477.92 = 5,180,494.24 : x
  2. Step 2: Convert to fraction form
    9,531,409.20/13,153,477.92 = 5,180,494.24/x
  3. Step 3: Cross multiply
    9,531,409.20x = 13,153,477.92 × 5,180,494.24
  4. Step 4: Simplify right side
    9,531,409.20x = 68,141,516,600,527.18
  5. Step 5: Solve for x
    x = 68,141,516,600,527.18/9,531,409.20
  6. Step 6: Final answer
    x = 7,149,154.46

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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.