Home / 15,814,397.16-21,823,919.27-8,845,194.25

Finding the Fourth Proportional to 15,814,397.16, 21,823,919.27 and 8,845,194.25

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Solution

The fourth proportional to 15,814,397.16, 21,823,919.27 and 8,845,194.25 is: 12,206,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814,397.16 : 21,823,919.27 = 8,845,194.25 : x
  2. Step 2: Convert to fraction form
    15,814,397.16/21,823,919.27 = 8,845,194.25/x
  3. Step 3: Cross multiply
    15,814,397.16x = 21,823,919.27 × 8,845,194.25
  4. Step 4: Simplify right side
    15,814,397.16x = 193,036,805,239,468.19
  5. Step 5: Solve for x
    x = 193,036,805,239,468.19/15,814,397.16
  6. Step 6: Final answer
    x = 12,206,396.70

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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.