Home / 12,376,514.48-17,077,769.10-6,869,931.42

Finding the Fourth Proportional to 12,376,514.48, 17,077,769.10 and 6,869,931.42

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Solution

The fourth proportional to 12,376,514.48, 17,077,769.10 and 6,869,931.42 is: 9,479,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376,514.48 : 17,077,769.10 = 6,869,931.42 : x
  2. Step 2: Convert to fraction form
    12,376,514.48/17,077,769.10 = 6,869,931.42/x
  3. Step 3: Cross multiply
    12,376,514.48x = 17,077,769.10 × 6,869,931.42
  4. Step 4: Simplify right side
    12,376,514.48x = 117,323,102,523,595.12
  5. Step 5: Solve for x
    x = 117,323,102,523,595.12/12,376,514.48
  6. Step 6: Final answer
    x = 9,479,494.63

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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.