Home / 12,525,547.12-17,284,961.69-7,369,240.21

Finding the Fourth Proportional to 12,525,547.12, 17,284,961.69 and 7,369,240.21

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Solution

The fourth proportional to 12,525,547.12, 17,284,961.69 and 7,369,240.21 is: 10,169,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,547.12 : 17,284,961.69 = 7,369,240.21 : x
  2. Step 2: Convert to fraction form
    12,525,547.12/17,284,961.69 = 7,369,240.21/x
  3. Step 3: Cross multiply
    12,525,547.12x = 17,284,961.69 × 7,369,240.21
  4. Step 4: Simplify right side
    12,525,547.12x = 127,377,034,661,833.58
  5. Step 5: Solve for x
    x = 127,377,034,661,833.58/12,525,547.12
  6. Step 6: Final answer
    x = 10,169,378.91

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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.