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Finding the Fourth Proportional to 61,564,978.40, 84,939,040.85 and 35,458,973.60

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Solution

The fourth proportional to 61,564,978.40, 84,939,040.85 and 35,458,973.60 is: 48,921,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,564,978.40 : 84,939,040.85 = 35,458,973.60 : x
  2. Step 2: Convert to fraction form
    61,564,978.40/84,939,040.85 = 35,458,973.60/x
  3. Step 3: Cross multiply
    61,564,978.40x = 84,939,040.85 × 35,458,973.60
  4. Step 4: Simplify right side
    61,564,978.40x = 3,011,851,207,410,467
  5. Step 5: Solve for x
    x = 3,011,851,207,410,467/61,564,978.40
  6. Step 6: Final answer
    x = 48,921,501.89

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