Home / 7,450,691.59-10,282,806.93-4,143,315.79

Finding the Fourth Proportional to 7,450,691.59, 10,282,806.93 and 4,143,315.79

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Solution

The fourth proportional to 7,450,691.59, 10,282,806.93 and 4,143,315.79 is: 5,718,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,691.59 : 10,282,806.93 = 4,143,315.79 : x
  2. Step 2: Convert to fraction form
    7,450,691.59/10,282,806.93 = 4,143,315.79/x
  3. Step 3: Cross multiply
    7,450,691.59x = 10,282,806.93 × 4,143,315.79
  4. Step 4: Simplify right side
    7,450,691.59x = 42,604,916,318,590.42
  5. Step 5: Solve for x
    x = 42,604,916,318,590.42/7,450,691.59
  6. Step 6: Final answer
    x = 5,718,249.88

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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.