Home / 13,369,952.40-18,450,435.24-7,258,223.76

Finding the Fourth Proportional to 13,369,952.40, 18,450,435.24 and 7,258,223.76

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Solution

The fourth proportional to 13,369,952.40, 18,450,435.24 and 7,258,223.76 is: 10,016,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369,952.40 : 18,450,435.24 = 7,258,223.76 : x
  2. Step 2: Convert to fraction form
    13,369,952.40/18,450,435.24 = 7,258,223.76/x
  3. Step 3: Cross multiply
    13,369,952.40x = 18,450,435.24 × 7,258,223.76
  4. Step 4: Simplify right side
    13,369,952.40x = 133,917,387,441,309.28
  5. Step 5: Solve for x
    x = 133,917,387,441,309.28/13,369,952.40
  6. Step 6: Final answer
    x = 10,016,295.01

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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.