Home / 18,895,007.70-28,345,276.35-6,113,337.30

Finding the Fourth Proportional to 18,895,007.70, 28,345,276.35 and 6,113,337.30

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Solution

The fourth proportional to 18,895,007.70, 28,345,276.35 and 6,113,337.30 is: 9,170,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,007.70 : 28,345,276.35 = 6,113,337.30 : x
  2. Step 2: Convert to fraction form
    18,895,007.70/28,345,276.35 = 6,113,337.30/x
  3. Step 3: Cross multiply
    18,895,007.70x = 28,345,276.35 × 6,113,337.30
  4. Step 4: Simplify right side
    18,895,007.70x = 173,284,235,189,262.84
  5. Step 5: Solve for x
    x = 173,284,235,189,262.84/18,895,007.70
  6. Step 6: Final answer
    x = 9,170,900.48

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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.