Home / 8,332,522.40-12,477,788.40-5,477,175.20

Finding the Fourth Proportional to 8,332,522.40, 12,477,788.40 and 5,477,175.20

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Solution

The fourth proportional to 8,332,522.40, 12,477,788.40 and 5,477,175.20 is: 8,201,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332,522.40 : 12,477,788.40 = 5,477,175.20 : x
  2. Step 2: Convert to fraction form
    8,332,522.40/12,477,788.40 = 5,477,175.20/x
  3. Step 3: Cross multiply
    8,332,522.40x = 12,477,788.40 × 5,477,175.20
  4. Step 4: Simplify right side
    8,332,522.40x = 68,343,033,175,327.69
  5. Step 5: Solve for x
    x = 68,343,033,175,327.69/8,332,522.40
  6. Step 6: Final answer
    x = 8,201,962.13

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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.