Home / 28,570,062.69-42,866,449.86-9,142,282.07

Finding the Fourth Proportional to 28,570,062.69, 42,866,449.86 and 9,142,282.07

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Solution

The fourth proportional to 28,570,062.69, 42,866,449.86 and 9,142,282.07 is: 13,717,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,570,062.69 : 42,866,449.86 = 9,142,282.07 : x
  2. Step 2: Convert to fraction form
    28,570,062.69/42,866,449.86 = 9,142,282.07/x
  3. Step 3: Cross multiply
    28,570,062.69x = 42,866,449.86 × 9,142,282.07
  4. Step 4: Simplify right side
    28,570,062.69x = 391,897,175,745,299.75
  5. Step 5: Solve for x
    x = 391,897,175,745,299.75/28,570,062.69
  6. Step 6: Final answer
    x = 13,717,056.91

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