Home / 13,237,032.92-18,265,115.70-7,434,703.16

Finding the Fourth Proportional to 13,237,032.92, 18,265,115.70 and 7,434,703.16

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Solution

The fourth proportional to 13,237,032.92, 18,265,115.70 and 7,434,703.16 is: 10,258,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,032.92 : 18,265,115.70 = 7,434,703.16 : x
  2. Step 2: Convert to fraction form
    13,237,032.92/18,265,115.70 = 7,434,703.16/x
  3. Step 3: Cross multiply
    13,237,032.92x = 18,265,115.70 × 7,434,703.16
  4. Step 4: Simplify right side
    13,237,032.92x = 135,795,713,412,555.61
  5. Step 5: Solve for x
    x = 135,795,713,412,555.61/13,237,032.92
  6. Step 6: Final answer
    x = 10,258,772.81

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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.