Home / 10,307,363.35-15,455,747.04-5,452,280.77

Finding the Fourth Proportional to 10,307,363.35, 15,455,747.04 and 5,452,280.77

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Solution

The fourth proportional to 10,307,363.35, 15,455,747.04 and 5,452,280.77 is: 8,175,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,363.35 : 15,455,747.04 = 5,452,280.77 : x
  2. Step 2: Convert to fraction form
    10,307,363.35/15,455,747.04 = 5,452,280.77/x
  3. Step 3: Cross multiply
    10,307,363.35x = 15,455,747.04 × 5,452,280.77
  4. Step 4: Simplify right side
    10,307,363.35x = 84,269,072,372,176.41
  5. Step 5: Solve for x
    x = 84,269,072,372,176.41/10,307,363.35
  6. Step 6: Final answer
    x = 8,175,618.68

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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.