Home / 10,165,184.56-15,243,300.78-4,775,366.80

Finding the Fourth Proportional to 10,165,184.56, 15,243,300.78 and 4,775,366.80

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Solution

The fourth proportional to 10,165,184.56, 15,243,300.78 and 4,775,366.80 is: 7,160,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,184.56 : 15,243,300.78 = 4,775,366.80 : x
  2. Step 2: Convert to fraction form
    10,165,184.56/15,243,300.78 = 4,775,366.80/x
  3. Step 3: Cross multiply
    10,165,184.56x = 15,243,300.78 × 4,775,366.80
  4. Step 4: Simplify right side
    10,165,184.56x = 72,792,352,467,226.09
  5. Step 5: Solve for x
    x = 72,792,352,467,226.09/10,165,184.56
  6. Step 6: Final answer
    x = 7,160,947.45

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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.