Home / 7,339,019.20-11,008,528.80-1,948,501.60

Finding the Fourth Proportional to 7,339,019.20, 11,008,528.80 and 1,948,501.60

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Solution

The fourth proportional to 7,339,019.20, 11,008,528.80 and 1,948,501.60 is: 2,922,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,019.20 : 11,008,528.80 = 1,948,501.60 : x
  2. Step 2: Convert to fraction form
    7,339,019.20/11,008,528.80 = 1,948,501.60/x
  3. Step 3: Cross multiply
    7,339,019.20x = 11,008,528.80 × 1,948,501.60
  4. Step 4: Simplify right side
    7,339,019.20x = 21,450,135,980,446.08
  5. Step 5: Solve for x
    x = 21,450,135,980,446.08/7,339,019.20
  6. Step 6: Final answer
    x = 2,922,752.40

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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.