Home / 7,119,938.23-9,825,561.93-3,856,752.96

Finding the Fourth Proportional to 7,119,938.23, 9,825,561.93 and 3,856,752.96

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Solution

The fourth proportional to 7,119,938.23, 9,825,561.93 and 3,856,752.96 is: 5,322,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,938.23 : 9,825,561.93 = 3,856,752.96 : x
  2. Step 2: Convert to fraction form
    7,119,938.23/9,825,561.93 = 3,856,752.96/x
  3. Step 3: Cross multiply
    7,119,938.23x = 9,825,561.93 × 3,856,752.96
  4. Step 4: Simplify right side
    7,119,938.23x = 37,894,765,057,190.81
  5. Step 5: Solve for x
    x = 37,894,765,057,190.81/7,119,938.23
  6. Step 6: Final answer
    x = 5,322,344.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.