Home / 6,443,511.93-8,892,079.56-3,543,089.85

Finding the Fourth Proportional to 6,443,511.93, 8,892,079.56 and 3,543,089.85

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Solution

The fourth proportional to 6,443,511.93, 8,892,079.56 and 3,543,089.85 is: 4,889,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,511.93 : 8,892,079.56 = 3,543,089.85 : x
  2. Step 2: Convert to fraction form
    6,443,511.93/8,892,079.56 = 3,543,089.85/x
  3. Step 3: Cross multiply
    6,443,511.93x = 8,892,079.56 × 3,543,089.85
  4. Step 4: Simplify right side
    6,443,511.93x = 31,505,436,834,428.47
  5. Step 5: Solve for x
    x = 31,505,436,834,428.47/6,443,511.93
  6. Step 6: Final answer
    x = 4,889,482.19

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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.