Home / 15,319,432.40-22,959,611.40-8,134,408.40

Finding the Fourth Proportional to 15,319,432.40, 22,959,611.40 and 8,134,408.40

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Solution

The fourth proportional to 15,319,432.40, 22,959,611.40 and 8,134,408.40 is: 12,191,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319,432.40 : 22,959,611.40 = 8,134,408.40 : x
  2. Step 2: Convert to fraction form
    15,319,432.40/22,959,611.40 = 8,134,408.40/x
  3. Step 3: Cross multiply
    15,319,432.40x = 22,959,611.40 × 8,134,408.40
  4. Step 4: Simplify right side
    15,319,432.40x = 186,762,855,832,895.75
  5. Step 5: Solve for x
    x = 186,762,855,832,895.75/15,319,432.40
  6. Step 6: Final answer
    x = 12,191,238.61

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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.