Home / 84,951,492.01-127,446,410.30-25,869,157.74

Finding the Fourth Proportional to 84,951,492.01, 127,446,410.30 and 25,869,157.74

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Solution

The fourth proportional to 84,951,492.01, 127,446,410.30 and 25,869,157.74 is: 38,809,574.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,951,492.01 : 127,446,410.30 = 25,869,157.74 : x
  2. Step 2: Convert to fraction form
    84,951,492.01/127,446,410.30 = 25,869,157.74/x
  3. Step 3: Cross multiply
    84,951,492.01x = 127,446,410.30 × 25,869,157.74
  4. Step 4: Simplify right side
    84,951,492.01x = 3,296,931,291,318,115
  5. Step 5: Solve for x
    x = 3,296,931,291,318,115/84,951,492.01
  6. Step 6: Final answer
    x = 38,809,574.89

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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.