Home / 8,889,101.80-13,333,555.50-2,157,515.80

Finding the Fourth Proportional to 8,889,101.80, 13,333,555.50 and 2,157,515.80

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Solution

The fourth proportional to 8,889,101.80, 13,333,555.50 and 2,157,515.80 is: 3,236,250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,101.80 : 13,333,555.50 = 2,157,515.80 : x
  2. Step 2: Convert to fraction form
    8,889,101.80/13,333,555.50 = 2,157,515.80/x
  3. Step 3: Cross multiply
    8,889,101.80x = 13,333,555.50 × 2,157,515.80
  4. Step 4: Simplify right side
    8,889,101.80x = 28,767,356,661,426.90
  5. Step 5: Solve for x
    x = 28,767,356,661,426.90/8,889,101.80
  6. Step 6: Final answer
    x = 3,236,250.11

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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.