Home / 12,877,025.80-19,315,538.70-12,677,960.20

Finding the Fourth Proportional to 12,877,025.80, 19,315,538.70 and 12,677,960.20

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Solution

The fourth proportional to 12,877,025.80, 19,315,538.70 and 12,677,960.20 is: 19,016,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,025.80 : 19,315,538.70 = 12,677,960.20 : x
  2. Step 2: Convert to fraction form
    12,877,025.80/19,315,538.70 = 12,677,960.20/x
  3. Step 3: Cross multiply
    12,877,025.80x = 19,315,538.70 × 12,677,960.20
  4. Step 4: Simplify right side
    12,877,025.80x = 244,881,630,880,159.72
  5. Step 5: Solve for x
    x = 244,881,630,880,159.72/12,877,025.80
  6. Step 6: Final answer
    x = 19,016,940.30

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Similar ratio
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1.5x scale

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.