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Finding the Fourth Proportional to 29,577,978.60, 44,366,967.90 and 10,408,583.40

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Solution

The fourth proportional to 29,577,978.60, 44,366,967.90 and 10,408,583.40 is: 15,612,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,577,978.60 : 44,366,967.90 = 10,408,583.40 : x
  2. Step 2: Convert to fraction form
    29,577,978.60/44,366,967.90 = 10,408,583.40/x
  3. Step 3: Cross multiply
    29,577,978.60x = 44,366,967.90 × 10,408,583.40
  4. Step 4: Simplify right side
    29,577,978.60x = 461,797,285,592,272.88
  5. Step 5: Solve for x
    x = 461,797,285,592,272.88/29,577,978.60
  6. Step 6: Final answer
    x = 15,612,875.10

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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.