Home / 10,870,711.40-16,308,035.40-5,465,759.60

Finding the Fourth Proportional to 10,870,711.40, 16,308,035.40 and 5,465,759.60

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Solution

The fourth proportional to 10,870,711.40, 16,308,035.40 and 5,465,759.60 is: 8,199,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870,711.40 : 16,308,035.40 = 5,465,759.60 : x
  2. Step 2: Convert to fraction form
    10,870,711.40/16,308,035.40 = 5,465,759.60/x
  3. Step 3: Cross multiply
    10,870,711.40x = 16,308,035.40 × 5,465,759.60
  4. Step 4: Simplify right side
    10,870,711.40x = 89,135,801,044,689.84
  5. Step 5: Solve for x
    x = 89,135,801,044,689.84/10,870,711.40
  6. Step 6: Final answer
    x = 8,199,629.06

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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.