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Finding the Fourth Proportional to 24,062,709.60, 36,094,064.40 and 18,687,938.40

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Solution

The fourth proportional to 24,062,709.60, 36,094,064.40 and 18,687,938.40 is: 28,031,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,062,709.60 : 36,094,064.40 = 18,687,938.40 : x
  2. Step 2: Convert to fraction form
    24,062,709.60/36,094,064.40 = 18,687,938.40/x
  3. Step 3: Cross multiply
    24,062,709.60x = 36,094,064.40 × 18,687,938.40
  4. Step 4: Simplify right side
    24,062,709.60x = 674,523,652,112,832.88
  5. Step 5: Solve for x
    x = 674,523,652,112,832.88/24,062,709.60
  6. Step 6: Final answer
    x = 28,031,907.60

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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.