Home / 5,399,339.90-8,099,139.45-1,612,946.30

Finding the Fourth Proportional to 5,399,339.90, 8,099,139.45 and 1,612,946.30

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Solution

The fourth proportional to 5,399,339.90, 8,099,139.45 and 1,612,946.30 is: 2,419,458.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399,339.90 : 8,099,139.45 = 1,612,946.30 : x
  2. Step 2: Convert to fraction form
    5,399,339.90/8,099,139.45 = 1,612,946.30/x
  3. Step 3: Cross multiply
    5,399,339.90x = 8,099,139.45 × 1,612,946.30
  4. Step 4: Simplify right side
    5,399,339.90x = 13,063,477,009,061.54
  5. Step 5: Solve for x
    x = 13,063,477,009,061.54/5,399,339.90
  6. Step 6: Final answer
    x = 2,419,458.17

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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.