Home / 11,115,407.09-15,338,931.71-6,154,069.11

Finding the Fourth Proportional to 11,115,407.09, 15,338,931.71 and 6,154,069.11

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Solution

The fourth proportional to 11,115,407.09, 15,338,931.71 and 6,154,069.11 is: 8,492,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,407.09 : 15,338,931.71 = 6,154,069.11 : x
  2. Step 2: Convert to fraction form
    11,115,407.09/15,338,931.71 = 6,154,069.11/x
  3. Step 3: Cross multiply
    11,115,407.09x = 15,338,931.71 × 6,154,069.11
  4. Step 4: Simplify right side
    11,115,407.09x = 94,396,845,816,910.48
  5. Step 5: Solve for x
    x = 94,396,845,816,910.48/11,115,407.09
  6. Step 6: Final answer
    x = 8,492,432.63

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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.