Home / 8,210,506.73-12,317,768.49-5,786,389.76

Finding the Fourth Proportional to 8,210,506.73, 12,317,768.49 and 5,786,389.76

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Solution

The fourth proportional to 8,210,506.73, 12,317,768.49 and 5,786,389.76 is: 8,681,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,506.73 : 12,317,768.49 = 5,786,389.76 : x
  2. Step 2: Convert to fraction form
    8,210,506.73/12,317,768.49 = 5,786,389.76/x
  3. Step 3: Cross multiply
    8,210,506.73x = 12,317,768.49 × 5,786,389.76
  4. Step 4: Simplify right side
    8,210,506.73x = 71,275,409,411,326.28
  5. Step 5: Solve for x
    x = 71,275,409,411,326.28/8,210,506.73
  6. Step 6: Final answer
    x = 8,681,000.06

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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.