Home / 13,432,271.50-18,537,035.25-7,632,035.65

Finding the Fourth Proportional to 13,432,271.50, 18,537,035.25 and 7,632,035.65

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Solution

The fourth proportional to 13,432,271.50, 18,537,035.25 and 7,632,035.65 is: 10,532,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,271.50 : 18,537,035.25 = 7,632,035.65 : x
  2. Step 2: Convert to fraction form
    13,432,271.50/18,537,035.25 = 7,632,035.65/x
  3. Step 3: Cross multiply
    13,432,271.50x = 18,537,035.25 × 7,632,035.65
  4. Step 4: Simplify right side
    13,432,271.50x = 141,475,313,873,306.66
  5. Step 5: Solve for x
    x = 141,475,313,873,306.66/13,432,271.50
  6. Step 6: Final answer
    x = 10,532,493.62

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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.