Home / 21,688,748.20-32,510,422.86-7,306,846.12

Finding the Fourth Proportional to 21,688,748.20, 32,510,422.86 and 7,306,846.12

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Solution

The fourth proportional to 21,688,748.20, 32,510,422.86 and 7,306,846.12 is: 10,952,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688,748.20 : 32,510,422.86 = 7,306,846.12 : x
  2. Step 2: Convert to fraction form
    21,688,748.20/32,510,422.86 = 7,306,846.12/x
  3. Step 3: Cross multiply
    21,688,748.20x = 32,510,422.86 × 7,306,846.12
  4. Step 4: Simplify right side
    21,688,748.20x = 237,548,657,134,150.31
  5. Step 5: Solve for x
    x = 237,548,657,134,150.31/21,688,748.20
  6. Step 6: Final answer
    x = 10,952,621.84

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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.