Home / 31,004,507.36-46,479,856.80-15,638,970.36

Finding the Fourth Proportional to 31,004,507.36, 46,479,856.80 and 15,638,970.36

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Solution

The fourth proportional to 31,004,507.36, 46,479,856.80 and 15,638,970.36 is: 23,444,884.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,004,507.36 : 46,479,856.80 = 15,638,970.36 : x
  2. Step 2: Convert to fraction form
    31,004,507.36/46,479,856.80 = 15,638,970.36/x
  3. Step 3: Cross multiply
    31,004,507.36x = 46,479,856.80 × 15,638,970.36
  4. Step 4: Simplify right side
    31,004,507.36x = 726,897,102,832,244.38
  5. Step 5: Solve for x
    x = 726,897,102,832,244.38/31,004,507.36
  6. Step 6: Final answer
    x = 23,444,884.78

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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.