Home / 13,357,881.63-18,433,912.13-7,246,310.13

Finding the Fourth Proportional to 13,357,881.63, 18,433,912.13 and 7,246,310.13

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Solution

The fourth proportional to 13,357,881.63, 18,433,912.13 and 7,246,310.13 is: 9,999,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357,881.63 : 18,433,912.13 = 7,246,310.13 : x
  2. Step 2: Convert to fraction form
    13,357,881.63/18,433,912.13 = 7,246,310.13/x
  3. Step 3: Cross multiply
    13,357,881.63x = 18,433,912.13 × 7,246,310.13
  4. Step 4: Simplify right side
    13,357,881.63x = 133,577,844,166,917.33
  5. Step 5: Solve for x
    x = 133,577,844,166,917.33/13,357,881.63
  6. Step 6: Final answer
    x = 9,999,927.22

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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.