Home / 6,376,421.21-8,799,389.63-3,475,748.43

Finding the Fourth Proportional to 6,376,421.21, 8,799,389.63 and 3,475,748.43

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Solution

The fourth proportional to 6,376,421.21, 8,799,389.63 and 3,475,748.43 is: 4,796,493.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376,421.21 : 8,799,389.63 = 3,475,748.43 : x
  2. Step 2: Convert to fraction form
    6,376,421.21/8,799,389.63 = 3,475,748.43/x
  3. Step 3: Cross multiply
    6,376,421.21x = 8,799,389.63 × 3,475,748.43
  4. Step 4: Simplify right side
    6,376,421.21x = 30,584,464,674,052.04
  5. Step 5: Solve for x
    x = 30,584,464,674,052.04/6,376,421.21
  6. Step 6: Final answer
    x = 4,796,493.78

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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.