Home / 66,241,555.80-91,413,328.86-36,872,251.80

Finding the Fourth Proportional to 66,241,555.80, 91,413,328.86 and 36,872,251.80

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Solution

The fourth proportional to 66,241,555.80, 91,413,328.86 and 36,872,251.80 is: 50,883,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,241,555.80 : 91,413,328.86 = 36,872,251.80 : x
  2. Step 2: Convert to fraction form
    66,241,555.80/91,413,328.86 = 36,872,251.80/x
  3. Step 3: Cross multiply
    66,241,555.80x = 91,413,328.86 × 36,872,251.80
  4. Step 4: Simplify right side
    66,241,555.80x = 3,370,615,279,602,126.50
  5. Step 5: Solve for x
    x = 3,370,615,279,602,126.50/66,241,555.80
  6. Step 6: Final answer
    x = 50,883,697.38

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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.