Home / 8,463,886.60-12,696,996.30-3,071,230.60

Finding the Fourth Proportional to 8,463,886.60, 12,696,996.30 and 3,071,230.60

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Solution

The fourth proportional to 8,463,886.60, 12,696,996.30 and 3,071,230.60 is: 4,607,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,886.60 : 12,696,996.30 = 3,071,230.60 : x
  2. Step 2: Convert to fraction form
    8,463,886.60/12,696,996.30 = 3,071,230.60/x
  3. Step 3: Cross multiply
    8,463,886.60x = 12,696,996.30 × 3,071,230.60
  4. Step 4: Simplify right side
    8,463,886.60x = 38,995,403,564,646.78
  5. Step 5: Solve for x
    x = 38,995,403,564,646.78/8,463,886.60
  6. Step 6: Final answer
    x = 4,607,269.14

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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.