Home / 7,648,535.94-10,555,742.05-5,711,433.49

Finding the Fourth Proportional to 7,648,535.94, 10,555,742.05 and 5,711,433.49

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Solution

The fourth proportional to 7,648,535.94, 10,555,742.05 and 5,711,433.49 is: 7,882,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,535.94 : 10,555,742.05 = 5,711,433.49 : x
  2. Step 2: Convert to fraction form
    7,648,535.94/10,555,742.05 = 5,711,433.49/x
  3. Step 3: Cross multiply
    7,648,535.94x = 10,555,742.05 × 5,711,433.49
  4. Step 4: Simplify right side
    7,648,535.94x = 60,288,418,687,214.16
  5. Step 5: Solve for x
    x = 60,288,418,687,214.16/7,648,535.94
  6. Step 6: Final answer
    x = 7,882,347.57

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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.