Home / 21,362,891.64-32,049,378.09-6,985,903.56

Finding the Fourth Proportional to 21,362,891.64, 32,049,378.09 and 6,985,903.56

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Solution

The fourth proportional to 21,362,891.64, 32,049,378.09 and 6,985,903.56 is: 10,480,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,362,891.64 : 32,049,378.09 = 6,985,903.56 : x
  2. Step 2: Convert to fraction form
    21,362,891.64/32,049,378.09 = 6,985,903.56/x
  3. Step 3: Cross multiply
    21,362,891.64x = 32,049,378.09 × 6,985,903.56
  4. Step 4: Simplify right side
    21,362,891.64x = 223,893,864,494,717
  5. Step 5: Solve for x
    x = 223,893,864,494,717/21,362,891.64
  6. Step 6: Final answer
    x = 10,480,503.68

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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.