Home / 17,778,812.30-26,669,384.85-4,999,733.90

Finding the Fourth Proportional to 17,778,812.30, 26,669,384.85 and 4,999,733.90

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Solution

The fourth proportional to 17,778,812.30, 26,669,384.85 and 4,999,733.90 is: 7,499,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778,812.30 : 26,669,384.85 = 4,999,733.90 : x
  2. Step 2: Convert to fraction form
    17,778,812.30/26,669,384.85 = 4,999,733.90/x
  3. Step 3: Cross multiply
    17,778,812.30x = 26,669,384.85 × 4,999,733.90
  4. Step 4: Simplify right side
    17,778,812.30x = 133,339,827,526,691.44
  5. Step 5: Solve for x
    x = 133,339,827,526,691.44/17,778,812.30
  6. Step 6: Final answer
    x = 7,499,928.86

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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.