Home / 39,011,753.03-53,836,218.20-21,609,219.26

Finding the Fourth Proportional to 39,011,753.03, 53,836,218.20 and 21,609,219.26

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Solution

The fourth proportional to 39,011,753.03, 53,836,218.20 and 21,609,219.26 is: 29,820,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,011,753.03 : 53,836,218.20 = 21,609,219.26 : x
  2. Step 2: Convert to fraction form
    39,011,753.03/53,836,218.20 = 21,609,219.26/x
  3. Step 3: Cross multiply
    39,011,753.03x = 53,836,218.20 × 21,609,219.26
  4. Step 4: Simplify right side
    39,011,753.03x = 1,163,358,643,104,956.50
  5. Step 5: Solve for x
    x = 1,163,358,643,104,956.50/39,011,753.03
  6. Step 6: Final answer
    x = 29,820,722.03

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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.