Home / 6,475,990.95-8,936,689.64-3,575,329.11

Finding the Fourth Proportional to 6,475,990.95, 8,936,689.64 and 3,575,329.11

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Solution

The fourth proportional to 6,475,990.95, 8,936,689.64 and 3,575,329.11 is: 4,933,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,990.95 : 8,936,689.64 = 3,575,329.11 : x
  2. Step 2: Convert to fraction form
    6,475,990.95/8,936,689.64 = 3,575,329.11/x
  3. Step 3: Cross multiply
    6,475,990.95x = 8,936,689.64 × 3,575,329.11
  4. Step 4: Simplify right side
    6,475,990.95x = 31,951,606,599,050.77
  5. Step 5: Solve for x
    x = 31,951,606,599,050.77/6,475,990.95
  6. Step 6: Final answer
    x = 4,933,855.97

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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.