Home / 10,685,178.72-16,027,543.29-2,598,195.81

Finding the Fourth Proportional to 10,685,178.72, 16,027,543.29 and 2,598,195.81

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Solution

The fourth proportional to 10,685,178.72, 16,027,543.29 and 2,598,195.81 is: 3,897,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685,178.72 : 16,027,543.29 = 2,598,195.81 : x
  2. Step 2: Convert to fraction form
    10,685,178.72/16,027,543.29 = 2,598,195.81/x
  3. Step 3: Cross multiply
    10,685,178.72x = 16,027,543.29 × 2,598,195.81
  4. Step 4: Simplify right side
    10,685,178.72x = 41,642,695,820,671.62
  5. Step 5: Solve for x
    x = 41,642,695,820,671.62/10,685,178.72
  6. Step 6: Final answer
    x = 3,897,239.06

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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.