Home / 9,554,689.09-13,186,657.95-5,426,046.43

Finding the Fourth Proportional to 9,554,689.09, 13,186,657.95 and 5,426,046.43

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Solution

The fourth proportional to 9,554,689.09, 13,186,657.95 and 5,426,046.43 is: 7,488,618.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,554,689.09 : 13,186,657.95 = 5,426,046.43 : x
  2. Step 2: Convert to fraction form
    9,554,689.09/13,186,657.95 = 5,426,046.43/x
  3. Step 3: Cross multiply
    9,554,689.09x = 13,186,657.95 × 5,426,046.43
  4. Step 4: Simplify right side
    9,554,689.09x = 71,551,418,293,228.61
  5. Step 5: Solve for x
    x = 71,551,418,293,228.61/9,554,689.09
  6. Step 6: Final answer
    x = 7,488,618.17

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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.