Home / 6,488,780.81-9,733,108.03-4,561,742.21

Finding the Fourth Proportional to 6,488,780.81, 9,733,108.03 and 4,561,742.21

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Solution

The fourth proportional to 6,488,780.81, 9,733,108.03 and 4,561,742.21 is: 6,842,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,780.81 : 9,733,108.03 = 4,561,742.21 : x
  2. Step 2: Convert to fraction form
    6,488,780.81/9,733,108.03 = 4,561,742.21/x
  3. Step 3: Cross multiply
    6,488,780.81x = 9,733,108.03 × 4,561,742.21
  4. Step 4: Simplify right side
    6,488,780.81x = 44,399,929,674,871.05
  5. Step 5: Solve for x
    x = 44,399,929,674,871.05/6,488,780.81
  6. Step 6: Final answer
    x = 6,842,568.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.