Home / 10,758,911.40-16,119,704.70-6,970,444.20

Finding the Fourth Proportional to 10,758,911.40, 16,119,704.70 and 6,970,444.20

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Solution

The fourth proportional to 10,758,911.40, 16,119,704.70 and 6,970,444.20 is: 10,443,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758,911.40 : 16,119,704.70 = 6,970,444.20 : x
  2. Step 2: Convert to fraction form
    10,758,911.40/16,119,704.70 = 6,970,444.20/x
  3. Step 3: Cross multiply
    10,758,911.40x = 16,119,704.70 × 6,970,444.20
  4. Step 4: Simplify right side
    10,758,911.40x = 112,361,502,131,827.73
  5. Step 5: Solve for x
    x = 112,361,502,131,827.73/10,758,911.40
  6. Step 6: Final answer
    x = 10,443,575.37

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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.