Home / 9,111,747.68-12,574,474.24-5,037,629.12

Finding the Fourth Proportional to 9,111,747.68, 12,574,474.24 and 5,037,629.12

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Solution

The fourth proportional to 9,111,747.68, 12,574,474.24 and 5,037,629.12 is: 6,952,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,747.68 : 12,574,474.24 = 5,037,629.12 : x
  2. Step 2: Convert to fraction form
    9,111,747.68/12,574,474.24 = 5,037,629.12/x
  3. Step 3: Cross multiply
    9,111,747.68x = 12,574,474.24 × 5,037,629.12
  4. Step 4: Simplify right side
    9,111,747.68x = 63,345,537,600,113.88
  5. Step 5: Solve for x
    x = 63,345,537,600,113.88/9,111,747.68
  6. Step 6: Final answer
    x = 6,952,073.28

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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.