Home / 10,684,000.40-15,984,010.20-9,676,230.80

Finding the Fourth Proportional to 10,684,000.40, 15,984,010.20 and 9,676,230.80

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Solution

The fourth proportional to 10,684,000.40, 15,984,010.20 and 9,676,230.80 is: 14,476,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684,000.40 : 15,984,010.20 = 9,676,230.80 : x
  2. Step 2: Convert to fraction form
    10,684,000.40/15,984,010.20 = 9,676,230.80/x
  3. Step 3: Cross multiply
    10,684,000.40x = 15,984,010.20 × 9,676,230.80
  4. Step 4: Simplify right side
    10,684,000.40x = 154,664,971,804,754.16
  5. Step 5: Solve for x
    x = 154,664,971,804,754.16/10,684,000.40
  6. Step 6: Final answer
    x = 14,476,316.55

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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.