Home / 21,505,125.60-32,257,688.40-17,474,047.20

Finding the Fourth Proportional to 21,505,125.60, 32,257,688.40 and 17,474,047.20

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Solution

The fourth proportional to 21,505,125.60, 32,257,688.40 and 17,474,047.20 is: 26,211,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,125.60 : 32,257,688.40 = 17,474,047.20 : x
  2. Step 2: Convert to fraction form
    21,505,125.60/32,257,688.40 = 17,474,047.20/x
  3. Step 3: Cross multiply
    21,505,125.60x = 32,257,688.40 × 17,474,047.20
  4. Step 4: Simplify right side
    21,505,125.60x = 563,672,369,664,492.38
  5. Step 5: Solve for x
    x = 563,672,369,664,492.38/21,505,125.60
  6. Step 6: Final answer
    x = 26,211,070.80

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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.