Home / 8,684,505.92-13,017,559.20-2,921,751.68

Finding the Fourth Proportional to 8,684,505.92, 13,017,559.20 and 2,921,751.68

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Solution

The fourth proportional to 8,684,505.92, 13,017,559.20 and 2,921,751.68 is: 4,379,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,505.92 : 13,017,559.20 = 2,921,751.68 : x
  2. Step 2: Convert to fraction form
    8,684,505.92/13,017,559.20 = 2,921,751.68/x
  3. Step 3: Cross multiply
    8,684,505.92x = 13,017,559.20 × 2,921,751.68
  4. Step 4: Simplify right side
    8,684,505.92x = 38,034,075,462,099.45
  5. Step 5: Solve for x
    x = 38,034,075,462,099.45/8,684,505.92
  6. Step 6: Final answer
    x = 4,379,532.45

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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.