Home / 8,119,429.56-12,175,504.20-4,838,331.48

Finding the Fourth Proportional to 8,119,429.56, 12,175,504.20 and 4,838,331.48

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Solution

The fourth proportional to 8,119,429.56, 12,175,504.20 and 4,838,331.48 is: 7,255,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,429.56 : 12,175,504.20 = 4,838,331.48 : x
  2. Step 2: Convert to fraction form
    8,119,429.56/12,175,504.20 = 4,838,331.48/x
  3. Step 3: Cross multiply
    8,119,429.56x = 12,175,504.20 × 4,838,331.48
  4. Step 4: Simplify right side
    8,119,429.56x = 58,909,125,255,732.22
  5. Step 5: Solve for x
    x = 58,909,125,255,732.22/8,119,429.56
  6. Step 6: Final answer
    x = 7,255,328.08

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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.