Home / 15,613,449.63-21,548,170.71-8,998,270.35

Finding the Fourth Proportional to 15,613,449.63, 21,548,170.71 and 8,998,270.35

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Solution

The fourth proportional to 15,613,449.63, 21,548,170.71 and 8,998,270.35 is: 12,418,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613,449.63 : 21,548,170.71 = 8,998,270.35 : x
  2. Step 2: Convert to fraction form
    15,613,449.63/21,548,170.71 = 8,998,270.35/x
  3. Step 3: Cross multiply
    15,613,449.63x = 21,548,170.71 × 8,998,270.35
  4. Step 4: Simplify right side
    15,613,449.63x = 193,896,265,596,531.44
  5. Step 5: Solve for x
    x = 193,896,265,596,531.44/15,613,449.63
  6. Step 6: Final answer
    x = 12,418,541.08

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1.5x scale

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.