Home / 7,700,658.34-10,626,992.49-4,262,956.78

Finding the Fourth Proportional to 7,700,658.34, 10,626,992.49 and 4,262,956.78

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Solution

The fourth proportional to 7,700,658.34, 10,626,992.49 and 4,262,956.78 is: 5,882,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,658.34 : 10,626,992.49 = 4,262,956.78 : x
  2. Step 2: Convert to fraction form
    7,700,658.34/10,626,992.49 = 4,262,956.78/x
  3. Step 3: Cross multiply
    7,700,658.34x = 10,626,992.49 × 4,262,956.78
  4. Step 4: Simplify right side
    7,700,658.34x = 45,302,409,686,254.59
  5. Step 5: Solve for x
    x = 45,302,409,686,254.59/7,700,658.34
  6. Step 6: Final answer
    x = 5,882,926.85

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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.