Home / 10,243,430.34-15,360,596.52-5,450,109.54

Finding the Fourth Proportional to 10,243,430.34, 15,360,596.52 and 5,450,109.54

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Solution

The fourth proportional to 10,243,430.34, 15,360,596.52 and 5,450,109.54 is: 8,172,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,430.34 : 15,360,596.52 = 5,450,109.54 : x
  2. Step 2: Convert to fraction form
    10,243,430.34/15,360,596.52 = 5,450,109.54/x
  3. Step 3: Cross multiply
    10,243,430.34x = 15,360,596.52 × 5,450,109.54
  4. Step 4: Simplify right side
    10,243,430.34x = 83,716,933,633,742.80
  5. Step 5: Solve for x
    x = 83,716,933,633,742.80/10,243,430.34
  6. Step 6: Final answer
    x = 8,172,743.98

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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.