Home / 12,037,862.93-18,061,859.59-7,492,713.17

Finding the Fourth Proportional to 12,037,862.93, 18,061,859.59 and 7,492,713.17

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Solution

The fourth proportional to 12,037,862.93, 18,061,859.59 and 7,492,713.17 is: 11,242,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,862.93 : 18,061,859.59 = 7,492,713.17 : x
  2. Step 2: Convert to fraction form
    12,037,862.93/18,061,859.59 = 7,492,713.17/x
  3. Step 3: Cross multiply
    12,037,862.93x = 18,061,859.59 × 7,492,713.17
  4. Step 4: Simplify right side
    12,037,862.93x = 135,332,333,115,642.70
  5. Step 5: Solve for x
    x = 135,332,333,115,642.70/12,037,862.93
  6. Step 6: Final answer
    x = 11,242,222.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.