Home / 6,400,664.20-9,600,996.30-5,914,059.40

Finding the Fourth Proportional to 6,400,664.20, 9,600,996.30 and 5,914,059.40

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Solution

The fourth proportional to 6,400,664.20, 9,600,996.30 and 5,914,059.40 is: 8,871,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,664.20 : 9,600,996.30 = 5,914,059.40 : x
  2. Step 2: Convert to fraction form
    6,400,664.20/9,600,996.30 = 5,914,059.40/x
  3. Step 3: Cross multiply
    6,400,664.20x = 9,600,996.30 × 5,914,059.40
  4. Step 4: Simplify right side
    6,400,664.20x = 56,780,862,417,380.23
  5. Step 5: Solve for x
    x = 56,780,862,417,380.23/6,400,664.20
  6. Step 6: Final answer
    x = 8,871,089.10

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1.5x scale

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.