Home / 17,151,930.50-23,669,710.65-9,417,473.78

Finding the Fourth Proportional to 17,151,930.50, 23,669,710.65 and 9,417,473.78

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Solution

The fourth proportional to 17,151,930.50, 23,669,710.65 and 9,417,473.78 is: 12,996,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,151,930.50 : 23,669,710.65 = 9,417,473.78 : x
  2. Step 2: Convert to fraction form
    17,151,930.50/23,669,710.65 = 9,417,473.78/x
  3. Step 3: Cross multiply
    17,151,930.50x = 23,669,710.65 × 9,417,473.78
  4. Step 4: Simplify right side
    17,151,930.50x = 222,908,879,308,213.19
  5. Step 5: Solve for x
    x = 222,908,879,308,213.19/17,151,930.50
  6. Step 6: Final answer
    x = 12,996,139.38

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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.