Home / 28,248,415.60-42,385,654.92-12,900,410.32

Finding the Fourth Proportional to 28,248,415.60, 42,385,654.92 and 12,900,410.32

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Solution

The fourth proportional to 28,248,415.60, 42,385,654.92 and 12,900,410.32 is: 19,356,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248,415.60 : 42,385,654.92 = 12,900,410.32 : x
  2. Step 2: Convert to fraction form
    28,248,415.60/42,385,654.92 = 12,900,410.32/x
  3. Step 3: Cross multiply
    28,248,415.60x = 42,385,654.92 × 12,900,410.32
  4. Step 4: Simplify right side
    28,248,415.60x = 546,792,340,149,926.81
  5. Step 5: Solve for x
    x = 546,792,340,149,926.81/28,248,415.60
  6. Step 6: Final answer
    x = 19,356,566.68

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