Home / 42,985,888.30-64,487,342.31-12,280,729.06

Finding the Fourth Proportional to 42,985,888.30, 64,487,342.31 and 12,280,729.06

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Solution

The fourth proportional to 42,985,888.30, 64,487,342.31 and 12,280,729.06 is: 18,423,524.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,985,888.30 : 64,487,342.31 = 12,280,729.06 : x
  2. Step 2: Convert to fraction form
    42,985,888.30/64,487,342.31 = 12,280,729.06/x
  3. Step 3: Cross multiply
    42,985,888.30x = 64,487,342.31 × 12,280,729.06
  4. Step 4: Simplify right side
    42,985,888.30x = 791,951,578,708,584.62
  5. Step 5: Solve for x
    x = 791,951,578,708,584.62/42,985,888.30
  6. Step 6: Final answer
    x = 18,423,524.79

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