Home / 15,311,618.98-22,970,723.58-7,639,389.70

Finding the Fourth Proportional to 15,311,618.98, 22,970,723.58 and 7,639,389.70

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Solution

The fourth proportional to 15,311,618.98, 22,970,723.58 and 7,639,389.70 is: 11,460,728.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311,618.98 : 22,970,723.58 = 7,639,389.70 : x
  2. Step 2: Convert to fraction form
    15,311,618.98/22,970,723.58 = 7,639,389.70/x
  3. Step 3: Cross multiply
    15,311,618.98x = 22,970,723.58 × 7,639,389.70
  4. Step 4: Simplify right side
    15,311,618.98x = 175,482,309,118,599.12
  5. Step 5: Solve for x
    x = 175,482,309,118,599.12/15,311,618.98
  6. Step 6: Final answer
    x = 11,460,728.57

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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.