Home / 10,309,920.06-14,218,182.54-7,007,161.26

Finding the Fourth Proportional to 10,309,920.06, 14,218,182.54 and 7,007,161.26

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Solution

The fourth proportional to 10,309,920.06, 14,218,182.54 and 7,007,161.26 is: 9,663,420.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,920.06 : 14,218,182.54 = 7,007,161.26 : x
  2. Step 2: Convert to fraction form
    10,309,920.06/14,218,182.54 = 7,007,161.26/x
  3. Step 3: Cross multiply
    10,309,920.06x = 14,218,182.54 × 7,007,161.26
  4. Step 4: Simplify right side
    10,309,920.06x = 99,629,097,881,896.39
  5. Step 5: Solve for x
    x = 99,629,097,881,896.39/10,309,920.06
  6. Step 6: Final answer
    x = 9,663,420.99

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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.