Home / 12,552,930.30-18,831,145.05-5,364,407.10

Finding the Fourth Proportional to 12,552,930.30, 18,831,145.05 and 5,364,407.10

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Solution

The fourth proportional to 12,552,930.30, 18,831,145.05 and 5,364,407.10 is: 8,047,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,930.30 : 18,831,145.05 = 5,364,407.10 : x
  2. Step 2: Convert to fraction form
    12,552,930.30/18,831,145.05 = 5,364,407.10/x
  3. Step 3: Cross multiply
    12,552,930.30x = 18,831,145.05 × 5,364,407.10
  4. Step 4: Simplify right side
    12,552,930.30x = 101,017,928,207,349.86
  5. Step 5: Solve for x
    x = 101,017,928,207,349.86/12,552,930.30
  6. Step 6: Final answer
    x = 8,047,358.33

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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.