Home / 12,151,932.10-18,234,896.55-4,584,328.90

Finding the Fourth Proportional to 12,151,932.10, 18,234,896.55 and 4,584,328.90

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Solution

The fourth proportional to 12,151,932.10, 18,234,896.55 and 4,584,328.90 is: 6,879,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,932.10 : 18,234,896.55 = 4,584,328.90 : x
  2. Step 2: Convert to fraction form
    12,151,932.10/18,234,896.55 = 4,584,328.90/x
  3. Step 3: Cross multiply
    12,151,932.10x = 18,234,896.55 × 4,584,328.90
  4. Step 4: Simplify right side
    12,151,932.10x = 83,594,763,242,675.31
  5. Step 5: Solve for x
    x = 83,594,763,242,675.31/12,151,932.10
  6. Step 6: Final answer
    x = 6,879,133.50

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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.