Home / 13,307,363.40-18,364,427.82-7,505,009.40

Finding the Fourth Proportional to 13,307,363.40, 18,364,427.82 and 7,505,009.40

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Solution

The fourth proportional to 13,307,363.40, 18,364,427.82 and 7,505,009.40 is: 10,357,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,363.40 : 18,364,427.82 = 7,505,009.40 : x
  2. Step 2: Convert to fraction form
    13,307,363.40/18,364,427.82 = 7,505,009.40/x
  3. Step 3: Cross multiply
    13,307,363.40x = 18,364,427.82 × 7,505,009.40
  4. Step 4: Simplify right side
    13,307,363.40x = 137,825,203,414,721.52
  5. Step 5: Solve for x
    x = 137,825,203,414,721.52/13,307,363.40
  6. Step 6: Final answer
    x = 10,357,063.17

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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.