Home / 10,931,052.40-16,396,578.60-10,109,906.80

Finding the Fourth Proportional to 10,931,052.40, 16,396,578.60 and 10,109,906.80

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Solution

The fourth proportional to 10,931,052.40, 16,396,578.60 and 10,109,906.80 is: 15,164,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,052.40 : 16,396,578.60 = 10,109,906.80 : x
  2. Step 2: Convert to fraction form
    10,931,052.40/16,396,578.60 = 10,109,906.80/x
  3. Step 3: Cross multiply
    10,931,052.40x = 16,396,578.60 × 10,109,906.80
  4. Step 4: Simplify right side
    10,931,052.40x = 165,767,881,484,874.50
  5. Step 5: Solve for x
    x = 165,767,881,484,874.50/10,931,052.40
  6. Step 6: Final answer
    x = 15,164,860.20

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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.