Home / 35,367,740.78-53,048,572.25-21,531,108.56

Finding the Fourth Proportional to 35,367,740.78, 53,048,572.25 and 21,531,108.56

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Solution

The fourth proportional to 35,367,740.78, 53,048,572.25 and 21,531,108.56 is: 32,294,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,367,740.78 : 53,048,572.25 = 21,531,108.56 : x
  2. Step 2: Convert to fraction form
    35,367,740.78/53,048,572.25 = 21,531,108.56/x
  3. Step 3: Cross multiply
    35,367,740.78x = 53,048,572.25 × 21,531,108.56
  4. Step 4: Simplify right side
    35,367,740.78x = 1,142,194,567,694,855
  5. Step 5: Solve for x
    x = 1,142,194,567,694,855/35,367,740.78
  6. Step 6: Final answer
    x = 32,294,812.81

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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.