Home / 13,369,634-18,450,318.48-7,258,062.50

Finding the Fourth Proportional to 13,369,634, 18,450,318.48 and 7,258,062.50

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Solution

The fourth proportional to 13,369,634, 18,450,318.48 and 7,258,062.50 is: 10,016,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369,634 : 18,450,318.48 = 7,258,062.50 : x
  2. Step 2: Convert to fraction form
    13,369,634/18,450,318.48 = 7,258,062.50/x
  3. Step 3: Cross multiply
    13,369,634x = 18,450,318.48 × 7,258,062.50
  4. Step 4: Simplify right side
    13,369,634x = 133,913,564,672,745
  5. Step 5: Solve for x
    x = 133,913,564,672,745/13,369,634
  6. Step 6: Final answer
    x = 10,016,247.62

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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.