Home / 8,879,041.80-13,318,933.07-2,813,639.22

Finding the Fourth Proportional to 8,879,041.80, 13,318,933.07 and 2,813,639.22

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Solution

The fourth proportional to 8,879,041.80, 13,318,933.07 and 2,813,639.22 is: 4,220,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,041.80 : 13,318,933.07 = 2,813,639.22 : x
  2. Step 2: Convert to fraction form
    8,879,041.80/13,318,933.07 = 2,813,639.22/x
  3. Step 3: Cross multiply
    8,879,041.80x = 13,318,933.07 × 2,813,639.22
  4. Step 4: Simplify right side
    8,879,041.80x = 37,474,672,461,341.11
  5. Step 5: Solve for x
    x = 37,474,672,461,341.11/8,879,041.80
  6. Step 6: Final answer
    x = 4,220,576.20

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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.