Home / 7,019,517.32-9,686,043.76-4,117,849.48

Finding the Fourth Proportional to 7,019,517.32, 9,686,043.76 and 4,117,849.48

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Solution

The fourth proportional to 7,019,517.32, 9,686,043.76 and 4,117,849.48 is: 5,682,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,517.32 : 9,686,043.76 = 4,117,849.48 : x
  2. Step 2: Convert to fraction form
    7,019,517.32/9,686,043.76 = 4,117,849.48/x
  3. Step 3: Cross multiply
    7,019,517.32x = 9,686,043.76 × 4,117,849.48
  4. Step 4: Simplify right side
    7,019,517.32x = 39,885,670,260,373.24
  5. Step 5: Solve for x
    x = 39,885,670,260,373.24/7,019,517.32
  6. Step 6: Final answer
    x = 5,682,110.10

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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.