Home / 11,281,325.80-16,921,988.70-10,840,426.60

Finding the Fourth Proportional to 11,281,325.80, 16,921,988.70 and 10,840,426.60

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Solution

The fourth proportional to 11,281,325.80, 16,921,988.70 and 10,840,426.60 is: 16,260,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281,325.80 : 16,921,988.70 = 10,840,426.60 : x
  2. Step 2: Convert to fraction form
    11,281,325.80/16,921,988.70 = 10,840,426.60/x
  3. Step 3: Cross multiply
    11,281,325.80x = 16,921,988.70 × 10,840,426.60
  4. Step 4: Simplify right side
    11,281,325.80x = 183,441,576,428,379.41
  5. Step 5: Solve for x
    x = 183,441,576,428,379.41/11,281,325.80
  6. Step 6: Final answer
    x = 16,260,639.90

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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.