Home / 8,421,478.02-12,626,784.68-3,304,424.96

Finding the Fourth Proportional to 8,421,478.02, 12,626,784.68 and 3,304,424.96

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Solution

The fourth proportional to 8,421,478.02, 12,626,784.68 and 3,304,424.96 is: 4,954,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,421,478.02 : 12,626,784.68 = 3,304,424.96 : x
  2. Step 2: Convert to fraction form
    8,421,478.02/12,626,784.68 = 3,304,424.96/x
  3. Step 3: Cross multiply
    8,421,478.02x = 12,626,784.68 × 3,304,424.96
  4. Step 4: Simplify right side
    8,421,478.02x = 41,724,262,428,832.02
  5. Step 5: Solve for x
    x = 41,724,262,428,832.02/8,421,478.02
  6. Step 6: Final answer
    x = 4,954,505.89

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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.