Home / 7,322,618.70-10,973,430.45-5,388,435.90

Finding the Fourth Proportional to 7,322,618.70, 10,973,430.45 and 5,388,435.90

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Solution

The fourth proportional to 7,322,618.70, 10,973,430.45 and 5,388,435.90 is: 8,074,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322,618.70 : 10,973,430.45 = 5,388,435.90 : x
  2. Step 2: Convert to fraction form
    7,322,618.70/10,973,430.45 = 5,388,435.90/x
  3. Step 3: Cross multiply
    7,322,618.70x = 10,973,430.45 × 5,388,435.90
  4. Step 4: Simplify right side
    7,322,618.70x = 59,129,626,582,933.16
  5. Step 5: Solve for x
    x = 59,129,626,582,933.16/7,322,618.70
  6. Step 6: Final answer
    x = 8,074,929.07

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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.