Home / 10,659,927.85-15,991,011.87-3,472,021.47

Finding the Fourth Proportional to 10,659,927.85, 15,991,011.87 and 3,472,021.47

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Solution

The fourth proportional to 10,659,927.85, 15,991,011.87 and 3,472,021.47 is: 5,208,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659,927.85 : 15,991,011.87 = 3,472,021.47 : x
  2. Step 2: Convert to fraction form
    10,659,927.85/15,991,011.87 = 3,472,021.47/x
  3. Step 3: Cross multiply
    10,659,927.85x = 15,991,011.87 × 3,472,021.47
  4. Step 4: Simplify right side
    10,659,927.85x = 55,521,136,539,664.85
  5. Step 5: Solve for x
    x = 55,521,136,539,664.85/10,659,927.85
  6. Step 6: Final answer
    x = 5,208,397.03

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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.