Home / 12,152,025.80-18,228,038.70-3,176,577.80

Finding the Fourth Proportional to 12,152,025.80, 18,228,038.70 and 3,176,577.80

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Solution

The fourth proportional to 12,152,025.80, 18,228,038.70 and 3,176,577.80 is: 4,764,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152,025.80 : 18,228,038.70 = 3,176,577.80 : x
  2. Step 2: Convert to fraction form
    12,152,025.80/18,228,038.70 = 3,176,577.80/x
  3. Step 3: Cross multiply
    12,152,025.80x = 18,228,038.70 × 3,176,577.80
  4. Step 4: Simplify right side
    12,152,025.80x = 57,902,783,071,960.85
  5. Step 5: Solve for x
    x = 57,902,783,071,960.85/12,152,025.80
  6. Step 6: Final answer
    x = 4,764,866.70

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Similar ratio
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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.