Home / 25,513,259.52-38,232,083.20-20,996,404.80

Finding the Fourth Proportional to 25,513,259.52, 38,232,083.20 and 20,996,404.80

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Solution

The fourth proportional to 25,513,259.52, 38,232,083.20 and 20,996,404.80 is: 31,463,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513,259.52 : 38,232,083.20 = 20,996,404.80 : x
  2. Step 2: Convert to fraction form
    25,513,259.52/38,232,083.20 = 20,996,404.80/x
  3. Step 3: Cross multiply
    25,513,259.52x = 38,232,083.20 × 20,996,404.80
  4. Step 4: Simplify right side
    25,513,259.52x = 802,736,295,214,479.50
  5. Step 5: Solve for x
    x = 802,736,295,214,479.50/25,513,259.52
  6. Step 6: Final answer
    x = 31,463,494.29

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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.