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Finding the Fourth Proportional to 37,339,978.90, 56,009,968.35 and 32,861,002.90

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Solution

The fourth proportional to 37,339,978.90, 56,009,968.35 and 32,861,002.90 is: 49,291,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,339,978.90 : 56,009,968.35 = 32,861,002.90 : x
  2. Step 2: Convert to fraction form
    37,339,978.90/56,009,968.35 = 32,861,002.90/x
  3. Step 3: Cross multiply
    37,339,978.90x = 56,009,968.35 × 32,861,002.90
  4. Step 4: Simplify right side
    37,339,978.90x = 1,840,543,732,378,258.25
  5. Step 5: Solve for x
    x = 1,840,543,732,378,258.25/37,339,978.90
  6. Step 6: Final answer
    x = 49,291,504.35

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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.