Home / 7,644,680.76-10,549,523-4,159,900.68

Finding the Fourth Proportional to 7,644,680.76, 10,549,523 and 4,159,900.68

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Solution

The fourth proportional to 7,644,680.76, 10,549,523 and 4,159,900.68 is: 5,740,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,680.76 : 10,549,523 = 4,159,900.68 : x
  2. Step 2: Convert to fraction form
    7,644,680.76/10,549,523 = 4,159,900.68/x
  3. Step 3: Cross multiply
    7,644,680.76x = 10,549,523 × 4,159,900.68
  4. Step 4: Simplify right side
    7,644,680.76x = 43,884,967,901,375.64
  5. Step 5: Solve for x
    x = 43,884,967,901,375.64/7,644,680.76
  6. Step 6: Final answer
    x = 5,740,588.69

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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.