Home / 31,477,291.92-47,196,705.04-15,087,591.51

Finding the Fourth Proportional to 31,477,291.92, 47,196,705.04 and 15,087,591.51

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Solution

The fourth proportional to 31,477,291.92, 47,196,705.04 and 15,087,591.51 is: 22,622,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477,291.92 : 47,196,705.04 = 15,087,591.51 : x
  2. Step 2: Convert to fraction form
    31,477,291.92/47,196,705.04 = 15,087,591.51/x
  3. Step 3: Cross multiply
    31,477,291.92x = 47,196,705.04 × 15,087,591.51
  4. Step 4: Simplify right side
    31,477,291.92x = 712,084,606,025,494.75
  5. Step 5: Solve for x
    x = 712,084,606,025,494.75/31,477,291.92
  6. Step 6: Final answer
    x = 22,622,168.64

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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.