Home / 12,464,583.90-18,696,875.85-5,746,119.90

Finding the Fourth Proportional to 12,464,583.90, 18,696,875.85 and 5,746,119.90

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Solution

The fourth proportional to 12,464,583.90, 18,696,875.85 and 5,746,119.90 is: 8,619,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,583.90 : 18,696,875.85 = 5,746,119.90 : x
  2. Step 2: Convert to fraction form
    12,464,583.90/18,696,875.85 = 5,746,119.90/x
  3. Step 3: Cross multiply
    12,464,583.90x = 18,696,875.85 × 5,746,119.90
  4. Step 4: Simplify right side
    12,464,583.90x = 107,434,490,389,514.44
  5. Step 5: Solve for x
    x = 107,434,490,389,514.44/12,464,583.90
  6. Step 6: Final answer
    x = 8,619,179.85

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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.