Home / 12,225,655.20-18,338,482.80-5,848,363.20

Finding the Fourth Proportional to 12,225,655.20, 18,338,482.80 and 5,848,363.20

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Solution

The fourth proportional to 12,225,655.20, 18,338,482.80 and 5,848,363.20 is: 8,772,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,655.20 : 18,338,482.80 = 5,848,363.20 : x
  2. Step 2: Convert to fraction form
    12,225,655.20/18,338,482.80 = 5,848,363.20/x
  3. Step 3: Cross multiply
    12,225,655.20x = 18,338,482.80 × 5,848,363.20
  4. Step 4: Simplify right side
    12,225,655.20x = 107,250,107,951,352.97
  5. Step 5: Solve for x
    x = 107,250,107,951,352.97/12,225,655.20
  6. Step 6: Final answer
    x = 8,772,544.80

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1.5x scale

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.