Home / 7,381,385.70-11,072,078.55-4,671,036.60

Finding the Fourth Proportional to 7,381,385.70, 11,072,078.55 and 4,671,036.60

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Solution

The fourth proportional to 7,381,385.70, 11,072,078.55 and 4,671,036.60 is: 7,006,554.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,385.70 : 11,072,078.55 = 4,671,036.60 : x
  2. Step 2: Convert to fraction form
    7,381,385.70/11,072,078.55 = 4,671,036.60/x
  3. Step 3: Cross multiply
    7,381,385.70x = 11,072,078.55 × 4,671,036.60
  4. Step 4: Simplify right side
    7,381,385.70x = 51,718,084,145,124.93
  5. Step 5: Solve for x
    x = 51,718,084,145,124.93/7,381,385.70
  6. Step 6: Final answer
    x = 7,006,554.90

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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.