Home / 11,878,314.13-16,392,073.51-6,445,806.13

Finding the Fourth Proportional to 11,878,314.13, 16,392,073.51 and 6,445,806.13

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Solution

The fourth proportional to 11,878,314.13, 16,392,073.51 and 6,445,806.13 is: 8,895,212.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,314.13 : 16,392,073.51 = 6,445,806.13 : x
  2. Step 2: Convert to fraction form
    11,878,314.13/16,392,073.51 = 6,445,806.13/x
  3. Step 3: Cross multiply
    11,878,314.13x = 16,392,073.51 × 6,445,806.13
  4. Step 4: Simplify right side
    11,878,314.13x = 105,660,127,914,168.61
  5. Step 5: Solve for x
    x = 105,660,127,914,168.61/11,878,314.13
  6. Step 6: Final answer
    x = 8,895,212.47

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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.