Home / 7,389,805.73-10,197,835.58-4,126,677.80

Finding the Fourth Proportional to 7,389,805.73, 10,197,835.58 and 4,126,677.80

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Solution

The fourth proportional to 7,389,805.73, 10,197,835.58 and 4,126,677.80 is: 5,694,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,805.73 : 10,197,835.58 = 4,126,677.80 : x
  2. Step 2: Convert to fraction form
    7,389,805.73/10,197,835.58 = 4,126,677.80/x
  3. Step 3: Cross multiply
    7,389,805.73x = 10,197,835.58 × 4,126,677.80
  4. Step 4: Simplify right side
    7,389,805.73x = 42,083,181,675,402.73
  5. Step 5: Solve for x
    x = 42,083,181,675,402.73/7,389,805.73
  6. Step 6: Final answer
    x = 5,694,761.57

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1.5x scale

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.