Home / 10,134,255.68-13,985,499.12-5,783,255.36

Finding the Fourth Proportional to 10,134,255.68, 13,985,499.12 and 5,783,255.36

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Solution

The fourth proportional to 10,134,255.68, 13,985,499.12 and 5,783,255.36 is: 7,981,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,255.68 : 13,985,499.12 = 5,783,255.36 : x
  2. Step 2: Convert to fraction form
    10,134,255.68/13,985,499.12 = 5,783,255.36/x
  3. Step 3: Cross multiply
    10,134,255.68x = 13,985,499.12 × 5,783,255.36
  4. Step 4: Simplify right side
    10,134,255.68x = 80,881,712,748,015.28
  5. Step 5: Solve for x
    x = 80,881,712,748,015.28/10,134,255.68
  6. Step 6: Final answer
    x = 7,981,021.53

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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.