Home / 12,499,650.88-17,249,391.15-6,917,908.38

Finding the Fourth Proportional to 12,499,650.88, 17,249,391.15 and 6,917,908.38

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Solution

The fourth proportional to 12,499,650.88, 17,249,391.15 and 6,917,908.38 is: 9,546,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499,650.88 : 17,249,391.15 = 6,917,908.38 : x
  2. Step 2: Convert to fraction form
    12,499,650.88/17,249,391.15 = 6,917,908.38/x
  3. Step 3: Cross multiply
    12,499,650.88x = 17,249,391.15 × 6,917,908.38
  4. Step 4: Simplify right side
    12,499,650.88x = 119,329,707,495,855.45
  5. Step 5: Solve for x
    x = 119,329,707,495,855.45/12,499,650.88
  6. Step 6: Final answer
    x = 9,546,643.24

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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.