Home / 13,097,817.92-19,649,384.16-4,120,281.92

Finding the Fourth Proportional to 13,097,817.92, 19,649,384.16 and 4,120,281.92

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Solution

The fourth proportional to 13,097,817.92, 19,649,384.16 and 4,120,281.92 is: 6,181,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097,817.92 : 19,649,384.16 = 4,120,281.92 : x
  2. Step 2: Convert to fraction form
    13,097,817.92/19,649,384.16 = 4,120,281.92/x
  3. Step 3: Cross multiply
    13,097,817.92x = 19,649,384.16 × 4,120,281.92
  4. Step 4: Simplify right side
    13,097,817.92x = 80,961,002,293,582.39
  5. Step 5: Solve for x
    x = 80,961,002,293,582.39/13,097,817.92
  6. Step 6: Final answer
    x = 6,181,258.80

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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.