Home / 55,567,482.12-83,318,908.96-21,026,550.88

Finding the Fourth Proportional to 55,567,482.12, 83,318,908.96 and 21,026,550.88

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Solution

The fourth proportional to 55,567,482.12, 83,318,908.96 and 21,026,550.88 is: 31,527,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567,482.12 : 83,318,908.96 = 21,026,550.88 : x
  2. Step 2: Convert to fraction form
    55,567,482.12/83,318,908.96 = 21,026,550.88/x
  3. Step 3: Cross multiply
    55,567,482.12x = 83,318,908.96 × 21,026,550.88
  4. Step 4: Simplify right side
    55,567,482.12x = 1,751,909,278,513,527.75
  5. Step 5: Solve for x
    x = 1,751,909,278,513,527.75/55,567,482.12
  6. Step 6: Final answer
    x = 31,527,598.73

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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.