Home / 8,631,804-12,948,328.08-3,313,020

Finding the Fourth Proportional to 8,631,804, 12,948,328.08 and 3,313,020

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Solution

The fourth proportional to 8,631,804, 12,948,328.08 and 3,313,020 is: 4,969,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,804 : 12,948,328.08 = 3,313,020 : x
  2. Step 2: Convert to fraction form
    8,631,804/12,948,328.08 = 3,313,020/x
  3. Step 3: Cross multiply
    8,631,804x = 12,948,328.08 × 3,313,020
  4. Step 4: Simplify right side
    8,631,804x = 42,898,069,895,601.60
  5. Step 5: Solve for x
    x = 42,898,069,895,601.60/8,631,804
  6. Step 6: Final answer
    x = 4,969,768.76

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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.