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Finding the Fourth Proportional to 64,964,791.72, 97,459,477.71 and 26,106,268.69

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Solution

The fourth proportional to 64,964,791.72, 97,459,477.71 and 26,106,268.69 is: 39,164,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,964,791.72 : 97,459,477.71 = 26,106,268.69 : x
  2. Step 2: Convert to fraction form
    64,964,791.72/97,459,477.71 = 26,106,268.69/x
  3. Step 3: Cross multiply
    64,964,791.72x = 97,459,477.71 × 26,106,268.69
  4. Step 4: Simplify right side
    64,964,791.72x = 2,544,303,310,866,497
  5. Step 5: Solve for x
    x = 2,544,303,310,866,497/64,964,791.72
  6. Step 6: Final answer
    x = 39,164,341.85

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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.