Home / 72,688,805.64-109,009,616.20-24,153,633.18

Finding the Fourth Proportional to 72,688,805.64, 109,009,616.20 and 24,153,633.18

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Solution

The fourth proportional to 72,688,805.64, 109,009,616.20 and 24,153,633.18 is: 36,222,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,688,805.64 : 109,009,616.20 = 24,153,633.18 : x
  2. Step 2: Convert to fraction form
    72,688,805.64/109,009,616.20 = 24,153,633.18/x
  3. Step 3: Cross multiply
    72,688,805.64x = 109,009,616.20 × 24,153,633.18
  4. Step 4: Simplify right side
    72,688,805.64x = 2,632,978,282,727,001.50
  5. Step 5: Solve for x
    x = 2,632,978,282,727,001.50/72,688,805.64
  6. Step 6: Final answer
    x = 36,222,610.34

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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.