Home / 44,189,405.64-66,280,018.69-20,840,794.84

Finding the Fourth Proportional to 44,189,405.64, 66,280,018.69 and 20,840,794.84

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Solution

The fourth proportional to 44,189,405.64, 66,280,018.69 and 20,840,794.84 is: 31,259,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,189,405.64 : 66,280,018.69 = 20,840,794.84 : x
  2. Step 2: Convert to fraction form
    44,189,405.64/66,280,018.69 = 20,840,794.84/x
  3. Step 3: Cross multiply
    44,189,405.64x = 66,280,018.69 × 20,840,794.84
  4. Step 4: Simplify right side
    44,189,405.64x = 1,381,328,271,509,655.50
  5. Step 5: Solve for x
    x = 1,381,328,271,509,655.50/44,189,405.64
  6. Step 6: Final answer
    x = 31,259,263.43

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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.