Home / 10,243,865.52-15,353,589.96-4,771,617.84

Finding the Fourth Proportional to 10,243,865.52, 15,353,589.96 and 4,771,617.84

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Solution

The fourth proportional to 10,243,865.52, 15,353,589.96 and 4,771,617.84 is: 7,151,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,865.52 : 15,353,589.96 = 4,771,617.84 : x
  2. Step 2: Convert to fraction form
    10,243,865.52/15,353,589.96 = 4,771,617.84/x
  3. Step 3: Cross multiply
    10,243,865.52x = 15,353,589.96 × 4,771,617.84
  4. Step 4: Simplify right side
    10,243,865.52x = 73,261,463,761,180.89
  5. Step 5: Solve for x
    x = 73,261,463,761,180.89/10,243,865.52
  6. Step 6: Final answer
    x = 7,151,740.09

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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.