Home / 26,613,747.40-39,920,621.10-14,520,512.20

Finding the Fourth Proportional to 26,613,747.40, 39,920,621.10 and 14,520,512.20

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Solution

The fourth proportional to 26,613,747.40, 39,920,621.10 and 14,520,512.20 is: 21,780,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613,747.40 : 39,920,621.10 = 14,520,512.20 : x
  2. Step 2: Convert to fraction form
    26,613,747.40/39,920,621.10 = 14,520,512.20/x
  3. Step 3: Cross multiply
    26,613,747.40x = 39,920,621.10 × 14,520,512.20
  4. Step 4: Simplify right side
    26,613,747.40x = 579,667,865,714,127.38
  5. Step 5: Solve for x
    x = 579,667,865,714,127.38/26,613,747.40
  6. Step 6: Final answer
    x = 21,780,768.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.