Home / 4,677,776.40-7,016,664.60-2,662,237.20

Finding the Fourth Proportional to 4,677,776.40, 7,016,664.60 and 2,662,237.20

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Solution

The fourth proportional to 4,677,776.40, 7,016,664.60 and 2,662,237.20 is: 3,993,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,776.40 : 7,016,664.60 = 2,662,237.20 : x
  2. Step 2: Convert to fraction form
    4,677,776.40/7,016,664.60 = 2,662,237.20/x
  3. Step 3: Cross multiply
    4,677,776.40x = 7,016,664.60 × 2,662,237.20
  4. Step 4: Simplify right side
    4,677,776.40x = 18,680,025,518,043.12
  5. Step 5: Solve for x
    x = 18,680,025,518,043.12/4,677,776.40
  6. Step 6: Final answer
    x = 3,993,355.80

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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.