Home / 6,288,837.90-8,677,512.80-3,535,143.66

Finding the Fourth Proportional to 6,288,837.90, 8,677,512.80 and 3,535,143.66

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Solution

The fourth proportional to 6,288,837.90, 8,677,512.80 and 3,535,143.66 is: 4,877,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,837.90 : 8,677,512.80 = 3,535,143.66 : x
  2. Step 2: Convert to fraction form
    6,288,837.90/8,677,512.80 = 3,535,143.66/x
  3. Step 3: Cross multiply
    6,288,837.90x = 8,677,512.80 × 3,535,143.66
  4. Step 4: Simplify right side
    6,288,837.90x = 30,676,254,359,488.85
  5. Step 5: Solve for x
    x = 30,676,254,359,488.85/6,288,837.90
  6. Step 6: Final answer
    x = 4,877,889.18

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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.