Home / 10,925,149.70-16,385,428.20-5,528,727.20

Finding the Fourth Proportional to 10,925,149.70, 16,385,428.20 and 5,528,727.20

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Solution

The fourth proportional to 10,925,149.70, 16,385,428.20 and 5,528,727.20 is: 8,291,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,149.70 : 16,385,428.20 = 5,528,727.20 : x
  2. Step 2: Convert to fraction form
    10,925,149.70/16,385,428.20 = 5,528,727.20/x
  3. Step 3: Cross multiply
    10,925,149.70x = 16,385,428.20 × 5,528,727.20
  4. Step 4: Simplify right side
    10,925,149.70x = 90,590,562,572,987.03
  5. Step 5: Solve for x
    x = 90,590,562,572,987.03/10,925,149.70
  6. Step 6: Final answer
    x = 8,291,928.72

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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.