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Finding the Fourth Proportional to 35,537,867.73, 53,310,054.69 and 9,978,704.91

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Solution

The fourth proportional to 35,537,867.73, 53,310,054.69 and 9,978,704.91 is: 14,968,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,537,867.73 : 53,310,054.69 = 9,978,704.91 : x
  2. Step 2: Convert to fraction form
    35,537,867.73/53,310,054.69 = 9,978,704.91/x
  3. Step 3: Cross multiply
    35,537,867.73x = 53,310,054.69 × 9,978,704.91
  4. Step 4: Simplify right side
    35,537,867.73x = 531,965,304,487,471.50
  5. Step 5: Solve for x
    x = 531,965,304,487,471.50/35,537,867.73
  6. Step 6: Final answer
    x = 14,968,970.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.