Home / 12,072,604.50-16,660,237.95-6,565,979.07

Finding the Fourth Proportional to 12,072,604.50, 16,660,237.95 and 6,565,979.07

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Solution

The fourth proportional to 12,072,604.50, 16,660,237.95 and 6,565,979.07 is: 9,061,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072,604.50 : 16,660,237.95 = 6,565,979.07 : x
  2. Step 2: Convert to fraction form
    12,072,604.50/16,660,237.95 = 6,565,979.07/x
  3. Step 3: Cross multiply
    12,072,604.50x = 16,660,237.95 × 6,565,979.07
  4. Step 4: Simplify right side
    12,072,604.50x = 109,390,773,680,919.70
  5. Step 5: Solve for x
    x = 109,390,773,680,919.70/12,072,604.50
  6. Step 6: Final answer
    x = 9,061,074.91

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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.