Home / 31,355,998.32-46,951,882.92-20,539,271.28

Finding the Fourth Proportional to 31,355,998.32, 46,951,882.92 and 20,539,271.28

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Solution

The fourth proportional to 31,355,998.32, 46,951,882.92 and 20,539,271.28 is: 30,755,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355,998.32 : 46,951,882.92 = 20,539,271.28 : x
  2. Step 2: Convert to fraction form
    31,355,998.32/46,951,882.92 = 20,539,271.28/x
  3. Step 3: Cross multiply
    31,355,998.32x = 46,951,882.92 × 20,539,271.28
  4. Step 4: Simplify right side
    31,355,998.32x = 964,357,460,400,678.62
  5. Step 5: Solve for x
    x = 964,357,460,400,678.62/31,355,998.32
  6. Step 6: Final answer
    x = 30,755,119.02

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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.