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Finding the Fourth Proportional to 72,583,259.70, 108,924,655.95 and 32,222,709.30

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Solution

The fourth proportional to 72,583,259.70, 108,924,655.95 and 32,222,709.30 is: 48,356,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,583,259.70 : 108,924,655.95 = 32,222,709.30 : x
  2. Step 2: Convert to fraction form
    72,583,259.70/108,924,655.95 = 32,222,709.30/x
  3. Step 3: Cross multiply
    72,583,259.70x = 108,924,655.95 × 32,222,709.30
  4. Step 4: Simplify right side
    72,583,259.70x = 3,509,847,524,279,365.50
  5. Step 5: Solve for x
    x = 3,509,847,524,279,365.50/72,583,259.70
  6. Step 6: Final answer
    x = 48,356,157.31

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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.