Home / 21,594,579.60-32,366,986.20-8,806,688.40

Finding the Fourth Proportional to 21,594,579.60, 32,366,986.20 and 8,806,688.40

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Solution

The fourth proportional to 21,594,579.60, 32,366,986.20 and 8,806,688.40 is: 13,199,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594,579.60 : 32,366,986.20 = 8,806,688.40 : x
  2. Step 2: Convert to fraction form
    21,594,579.60/32,366,986.20 = 8,806,688.40/x
  3. Step 3: Cross multiply
    21,594,579.60x = 32,366,986.20 × 8,806,688.40
  4. Step 4: Simplify right side
    21,594,579.60x = 285,045,961,910,500.06
  5. Step 5: Solve for x
    x = 285,045,961,910,500.06/21,594,579.60
  6. Step 6: Final answer
    x = 13,199,884.75

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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.