Home / 25,378,875.10-35,022,892.07-13,776,446.44

Finding the Fourth Proportional to 25,378,875.10, 35,022,892.07 and 13,776,446.44

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Solution

The fourth proportional to 25,378,875.10, 35,022,892.07 and 13,776,446.44 is: 19,011,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,875.10 : 35,022,892.07 = 13,776,446.44 : x
  2. Step 2: Convert to fraction form
    25,378,875.10/35,022,892.07 = 13,776,446.44/x
  3. Step 3: Cross multiply
    25,378,875.10x = 35,022,892.07 × 13,776,446.44
  4. Step 4: Simplify right side
    25,378,875.10x = 482,490,996,776,255.69
  5. Step 5: Solve for x
    x = 482,490,996,776,255.69/25,378,875.10
  6. Step 6: Final answer
    x = 19,011,520.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.