Home / 8,675,943.56-12,999,685.26-6,147,084.68

Finding the Fourth Proportional to 8,675,943.56, 12,999,685.26 and 6,147,084.68

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Solution

The fourth proportional to 8,675,943.56, 12,999,685.26 and 6,147,084.68 is: 9,210,544.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,943.56 : 12,999,685.26 = 6,147,084.68 : x
  2. Step 2: Convert to fraction form
    8,675,943.56/12,999,685.26 = 6,147,084.68/x
  3. Step 3: Cross multiply
    8,675,943.56x = 12,999,685.26 × 6,147,084.68
  4. Step 4: Simplify right side
    8,675,943.56x = 79,910,166,106,567.81
  5. Step 5: Solve for x
    x = 79,910,166,106,567.81/8,675,943.56
  6. Step 6: Final answer
    x = 9,210,544.72

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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.