Home / 6,456,339.18-8,910,716.72-4,905,048.13

Finding the Fourth Proportional to 6,456,339.18, 8,910,716.72 and 4,905,048.13

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Solution

The fourth proportional to 6,456,339.18, 8,910,716.72 and 4,905,048.13 is: 6,769,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,339.18 : 8,910,716.72 = 4,905,048.13 : x
  2. Step 2: Convert to fraction form
    6,456,339.18/8,910,716.72 = 4,905,048.13/x
  3. Step 3: Cross multiply
    6,456,339.18x = 8,910,716.72 × 4,905,048.13
  4. Step 4: Simplify right side
    6,456,339.18x = 43,707,494,337,593.70
  5. Step 5: Solve for x
    x = 43,707,494,337,593.70/6,456,339.18
  6. Step 6: Final answer
    x = 6,769,702.32

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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.