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Finding the Fourth Proportional to 43,997,978.40, 66,059,953.20 and 24,866,102.40

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Solution

The fourth proportional to 43,997,978.40, 66,059,953.20 and 24,866,102.40 is: 37,334,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,997,978.40 : 66,059,953.20 = 24,866,102.40 : x
  2. Step 2: Convert to fraction form
    43,997,978.40/66,059,953.20 = 24,866,102.40/x
  3. Step 3: Cross multiply
    43,997,978.40x = 66,059,953.20 × 24,866,102.40
  4. Step 4: Simplify right side
    43,997,978.40x = 1,642,653,560,810,407.75
  5. Step 5: Solve for x
    x = 1,642,653,560,810,407.75/43,997,978.40
  6. Step 6: Final answer
    x = 37,334,750.84

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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.