Home / 12,464,098.64-18,698,571.90-4,787,181.92

Finding the Fourth Proportional to 12,464,098.64, 18,698,571.90 and 4,787,181.92

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Solution

The fourth proportional to 12,464,098.64, 18,698,571.90 and 4,787,181.92 is: 7,181,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,098.64 : 18,698,571.90 = 4,787,181.92 : x
  2. Step 2: Convert to fraction form
    12,464,098.64/18,698,571.90 = 4,787,181.92/x
  3. Step 3: Cross multiply
    12,464,098.64x = 18,698,571.90 × 4,787,181.92
  4. Step 4: Simplify right side
    12,464,098.64x = 89,513,465,329,500.05
  5. Step 5: Solve for x
    x = 89,513,465,329,500.05/12,464,098.64
  6. Step 6: Final answer
    x = 7,181,703.86

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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.