Home / 12,960,588.84-17,872,216.02-11,131,104.84

Finding the Fourth Proportional to 12,960,588.84, 17,872,216.02 and 11,131,104.84

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Solution

The fourth proportional to 12,960,588.84, 17,872,216.02 and 11,131,104.84 is: 15,349,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,588.84 : 17,872,216.02 = 11,131,104.84 : x
  2. Step 2: Convert to fraction form
    12,960,588.84/17,872,216.02 = 11,131,104.84/x
  3. Step 3: Cross multiply
    12,960,588.84x = 17,872,216.02 × 11,131,104.84
  4. Step 4: Simplify right side
    12,960,588.84x = 198,937,510,241,747.53
  5. Step 5: Solve for x
    x = 198,937,510,241,747.53/12,960,588.84
  6. Step 6: Final answer
    x = 15,349,419.13

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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.