Home / 23,107,014.32-31,888,676.40-12,793,737.20

Finding the Fourth Proportional to 23,107,014.32, 31,888,676.40 and 12,793,737.20

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Solution

The fourth proportional to 23,107,014.32, 31,888,676.40 and 12,793,737.20 is: 17,655,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,014.32 : 31,888,676.40 = 12,793,737.20 : x
  2. Step 2: Convert to fraction form
    23,107,014.32/31,888,676.40 = 12,793,737.20/x
  3. Step 3: Cross multiply
    23,107,014.32x = 31,888,676.40 × 12,793,737.20
  4. Step 4: Simplify right side
    23,107,014.32x = 407,975,345,517,442.06
  5. Step 5: Solve for x
    x = 407,975,345,517,442.06/23,107,014.32
  6. Step 6: Final answer
    x = 17,655,909.15

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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.