Home / 12,658,219.44-18,987,329.20-3,073,533.44

Finding the Fourth Proportional to 12,658,219.44, 18,987,329.20 and 3,073,533.44

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Solution

The fourth proportional to 12,658,219.44, 18,987,329.20 and 3,073,533.44 is: 4,610,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,658,219.44 : 18,987,329.20 = 3,073,533.44 : x
  2. Step 2: Convert to fraction form
    12,658,219.44/18,987,329.20 = 3,073,533.44/x
  3. Step 3: Cross multiply
    12,658,219.44x = 18,987,329.20 × 3,073,533.44
  4. Step 4: Simplify right side
    12,658,219.44x = 58,358,191,232,488.45
  5. Step 5: Solve for x
    x = 58,358,191,232,488.45/12,658,219.44
  6. Step 6: Final answer
    x = 4,610,300.17

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Double scale
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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.