Home / 39,634,868.52-54,696,577.62-21,994,133.16

Finding the Fourth Proportional to 39,634,868.52, 54,696,577.62 and 21,994,133.16

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Solution

The fourth proportional to 39,634,868.52, 54,696,577.62 and 21,994,133.16 is: 30,352,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634,868.52 : 54,696,577.62 = 21,994,133.16 : x
  2. Step 2: Convert to fraction form
    39,634,868.52/54,696,577.62 = 21,994,133.16/x
  3. Step 3: Cross multiply
    39,634,868.52x = 54,696,577.62 × 21,994,133.16
  4. Step 4: Simplify right side
    39,634,868.52x = 1,203,003,811,570,555.75
  5. Step 5: Solve for x
    x = 1,203,003,811,570,555.75/39,634,868.52
  6. Step 6: Final answer
    x = 30,352,158.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.