Home / 12,151,275.66-16,760,859.93-7,793,459.46

Finding the Fourth Proportional to 12,151,275.66, 16,760,859.93 and 7,793,459.46

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Solution

The fourth proportional to 12,151,275.66, 16,760,859.93 and 7,793,459.46 is: 10,749,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,275.66 : 16,760,859.93 = 7,793,459.46 : x
  2. Step 2: Convert to fraction form
    12,151,275.66/16,760,859.93 = 7,793,459.46/x
  3. Step 3: Cross multiply
    12,151,275.66x = 16,760,859.93 × 7,793,459.46
  4. Step 4: Simplify right side
    12,151,275.66x = 130,625,082,379,193.44
  5. Step 5: Solve for x
    x = 130,625,082,379,193.44/12,151,275.66
  6. Step 6: Final answer
    x = 10,749,906.93

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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.