Home / 10,786,187.70-14,884,841.03-5,891,408.76

Finding the Fourth Proportional to 10,786,187.70, 14,884,841.03 and 5,891,408.76

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Solution

The fourth proportional to 10,786,187.70, 14,884,841.03 and 5,891,408.76 is: 8,130,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,187.70 : 14,884,841.03 = 5,891,408.76 : x
  2. Step 2: Convert to fraction form
    10,786,187.70/14,884,841.03 = 5,891,408.76/x
  3. Step 3: Cross multiply
    10,786,187.70x = 14,884,841.03 × 5,891,408.76
  4. Step 4: Simplify right side
    10,786,187.70x = 87,692,682,835,349.42
  5. Step 5: Solve for x
    x = 87,692,682,835,349.42/10,786,187.70
  6. Step 6: Final answer
    x = 8,130,090.56

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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.