Home / 8,290,773.29-12,440,011.97-3,171,511.01

Finding the Fourth Proportional to 8,290,773.29, 12,440,011.97 and 3,171,511.01

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Solution

The fourth proportional to 8,290,773.29, 12,440,011.97 and 3,171,511.01 is: 4,758,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,773.29 : 12,440,011.97 = 3,171,511.01 : x
  2. Step 2: Convert to fraction form
    8,290,773.29/12,440,011.97 = 3,171,511.01/x
  3. Step 3: Cross multiply
    8,290,773.29x = 12,440,011.97 × 3,171,511.01
  4. Step 4: Simplify right side
    8,290,773.29x = 39,453,634,849,329.17
  5. Step 5: Solve for x
    x = 39,453,634,849,329.17/8,290,773.29
  6. Step 6: Final answer
    x = 4,758,740.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.