Home / 6,443,082.30-8,891,511.03-3,502,905.66

Finding the Fourth Proportional to 6,443,082.30, 8,891,511.03 and 3,502,905.66

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Solution

The fourth proportional to 6,443,082.30, 8,891,511.03 and 3,502,905.66 is: 4,834,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,082.30 : 8,891,511.03 = 3,502,905.66 : x
  2. Step 2: Convert to fraction form
    6,443,082.30/8,891,511.03 = 3,502,905.66/x
  3. Step 3: Cross multiply
    6,443,082.30x = 8,891,511.03 × 3,502,905.66
  4. Step 4: Simplify right side
    6,443,082.30x = 31,146,124,312,939.43
  5. Step 5: Solve for x
    x = 31,146,124,312,939.43/6,443,082.30
  6. Step 6: Final answer
    x = 4,834,041.05

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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.