Home / 42,121,811.70-63,056,746.35-25,073,709.30

Finding the Fourth Proportional to 42,121,811.70, 63,056,746.35 and 25,073,709.30

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Solution

The fourth proportional to 42,121,811.70, 63,056,746.35 and 25,073,709.30 is: 37,535,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,121,811.70 : 63,056,746.35 = 25,073,709.30 : x
  2. Step 2: Convert to fraction form
    42,121,811.70/63,056,746.35 = 25,073,709.30/x
  3. Step 3: Cross multiply
    42,121,811.70x = 63,056,746.35 × 25,073,709.30
  4. Step 4: Simplify right side
    42,121,811.70x = 1,581,066,527,383,736.25
  5. Step 5: Solve for x
    x = 1,581,066,527,383,736.25/42,121,811.70
  6. Step 6: Final answer
    x = 37,535,577.50

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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.