Home / 12,951,053.80-19,432,023.90-6,960,423.40

Finding the Fourth Proportional to 12,951,053.80, 19,432,023.90 and 6,960,423.40

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Solution

The fourth proportional to 12,951,053.80, 19,432,023.90 and 6,960,423.40 is: 10,443,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,053.80 : 19,432,023.90 = 6,960,423.40 : x
  2. Step 2: Convert to fraction form
    12,951,053.80/19,432,023.90 = 6,960,423.40/x
  3. Step 3: Cross multiply
    12,951,053.80x = 19,432,023.90 × 6,960,423.40
  4. Step 4: Simplify right side
    12,951,053.80x = 135,255,113,862,919.25
  5. Step 5: Solve for x
    x = 135,255,113,862,919.25/12,951,053.80
  6. Step 6: Final answer
    x = 10,443,560.50

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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.