Home / 12,926,503.66-17,839,373.16-7,125,272.32

Finding the Fourth Proportional to 12,926,503.66, 17,839,373.16 and 7,125,272.32

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Solution

The fourth proportional to 12,926,503.66, 17,839,373.16 and 7,125,272.32 is: 9,833,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,503.66 : 17,839,373.16 = 7,125,272.32 : x
  2. Step 2: Convert to fraction form
    12,926,503.66/17,839,373.16 = 7,125,272.32/x
  3. Step 3: Cross multiply
    12,926,503.66x = 17,839,373.16 × 7,125,272.32
  4. Step 4: Simplify right side
    12,926,503.66x = 127,110,391,783,098.94
  5. Step 5: Solve for x
    x = 127,110,391,783,098.94/12,926,503.66
  6. Step 6: Final answer
    x = 9,833,315.73

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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.