Home / 9,611,935.20-13,264,422.12-5,201,657.64

Finding the Fourth Proportional to 9,611,935.20, 13,264,422.12 and 5,201,657.64

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Solution

The fourth proportional to 9,611,935.20, 13,264,422.12 and 5,201,657.64 is: 7,178,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611,935.20 : 13,264,422.12 = 5,201,657.64 : x
  2. Step 2: Convert to fraction form
    9,611,935.20/13,264,422.12 = 5,201,657.64/x
  3. Step 3: Cross multiply
    9,611,935.20x = 13,264,422.12 × 5,201,657.64
  4. Step 4: Simplify right side
    9,611,935.20x = 68,996,982,660,682.98
  5. Step 5: Solve for x
    x = 68,996,982,660,682.98/9,611,935.20
  6. Step 6: Final answer
    x = 7,178,261.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.