Home / 12,125,280.96-16,731,696.72-6,692,423.04

Finding the Fourth Proportional to 12,125,280.96, 16,731,696.72 and 6,692,423.04

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Solution

The fourth proportional to 12,125,280.96, 16,731,696.72 and 6,692,423.04 is: 9,234,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,280.96 : 16,731,696.72 = 6,692,423.04 : x
  2. Step 2: Convert to fraction form
    12,125,280.96/16,731,696.72 = 6,692,423.04/x
  3. Step 3: Cross multiply
    12,125,280.96x = 16,731,696.72 × 6,692,423.04
  4. Step 4: Simplify right side
    12,125,280.96x = 111,975,592,627,220.44
  5. Step 5: Solve for x
    x = 111,975,592,627,220.44/12,125,280.96
  6. Step 6: Final answer
    x = 9,234,886.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.