Home / 12,552,856.80-18,831,034.80-5,364,333.60

Finding the Fourth Proportional to 12,552,856.80, 18,831,034.80 and 5,364,333.60

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Solution

The fourth proportional to 12,552,856.80, 18,831,034.80 and 5,364,333.60 is: 8,047,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,856.80 : 18,831,034.80 = 5,364,333.60 : x
  2. Step 2: Convert to fraction form
    12,552,856.80/18,831,034.80 = 5,364,333.60/x
  3. Step 3: Cross multiply
    12,552,856.80x = 18,831,034.80 × 5,364,333.60
  4. Step 4: Simplify right side
    12,552,856.80x = 101,015,952,700,409.28
  5. Step 5: Solve for x
    x = 101,015,952,700,409.28/12,552,856.80
  6. Step 6: Final answer
    x = 8,047,248.07

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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.