Home / 9,527,748.95-13,148,104.21-5,176,866.42

Finding the Fourth Proportional to 9,527,748.95, 13,148,104.21 and 5,176,866.42

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Solution

The fourth proportional to 9,527,748.95, 13,148,104.21 and 5,176,866.42 is: 7,143,972.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527,748.95 : 13,148,104.21 = 5,176,866.42 : x
  2. Step 2: Convert to fraction form
    9,527,748.95/13,148,104.21 = 5,176,866.42/x
  3. Step 3: Cross multiply
    9,527,748.95x = 13,148,104.21 × 5,176,866.42
  4. Step 4: Simplify right side
    9,527,748.95x = 68,065,979,158,467.46
  5. Step 5: Solve for x
    x = 68,065,979,158,467.46/9,527,748.95
  6. Step 6: Final answer
    x = 7,143,972.78

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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.