Home / 69,677,072.76-96,012,560.80-53,900,262.64

Finding the Fourth Proportional to 69,677,072.76, 96,012,560.80 and 53,900,262.64

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Solution

The fourth proportional to 69,677,072.76, 96,012,560.80 and 53,900,262.64 is: 74,272,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,677,072.76 : 96,012,560.80 = 53,900,262.64 : x
  2. Step 2: Convert to fraction form
    69,677,072.76/96,012,560.80 = 53,900,262.64/x
  3. Step 3: Cross multiply
    69,677,072.76x = 96,012,560.80 × 53,900,262.64
  4. Step 4: Simplify right side
    69,677,072.76x = 5,175,102,243,858,968
  5. Step 5: Solve for x
    x = 5,175,102,243,858,968/69,677,072.76
  6. Step 6: Final answer
    x = 74,272,670.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.