Home / 39,940,153.31-59,947,053.57-20,258,094.40

Finding the Fourth Proportional to 39,940,153.31, 59,947,053.57 and 20,258,094.40

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Solution

The fourth proportional to 39,940,153.31, 59,947,053.57 and 20,258,094.40 is: 30,405,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940,153.31 : 59,947,053.57 = 20,258,094.40 : x
  2. Step 2: Convert to fraction form
    39,940,153.31/59,947,053.57 = 20,258,094.40/x
  3. Step 3: Cross multiply
    39,940,153.31x = 59,947,053.57 × 20,258,094.40
  4. Step 4: Simplify right side
    39,940,153.31x = 1,214,413,070,073,049.50
  5. Step 5: Solve for x
    x = 1,214,413,070,073,049.50/39,940,153.31
  6. Step 6: Final answer
    x = 30,405,818.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.