Home / 13,364,735.70-18,443,400.93-7,253,171.22

Finding the Fourth Proportional to 13,364,735.70, 18,443,400.93 and 7,253,171.22

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Solution

The fourth proportional to 13,364,735.70, 18,443,400.93 and 7,253,171.22 is: 10,009,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,735.70 : 18,443,400.93 = 7,253,171.22 : x
  2. Step 2: Convert to fraction form
    13,364,735.70/18,443,400.93 = 7,253,171.22/x
  3. Step 3: Cross multiply
    13,364,735.70x = 18,443,400.93 × 7,253,171.22
  4. Step 4: Simplify right side
    13,364,735.70x = 133,773,144,824,397.23
  5. Step 5: Solve for x
    x = 133,773,144,824,397.23/13,364,735.70
  6. Step 6: Final answer
    x = 10,009,411.92

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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.