Home / 74,520,395.69-111,828,422.88-36,160,984.31

Finding the Fourth Proportional to 74,520,395.69, 111,828,422.88 and 36,160,984.31

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Solution

The fourth proportional to 74,520,395.69, 111,828,422.88 and 36,160,984.31 is: 54,264,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520,395.69 : 111,828,422.88 = 36,160,984.31 : x
  2. Step 2: Convert to fraction form
    74,520,395.69/111,828,422.88 = 36,160,984.31/x
  3. Step 3: Cross multiply
    74,520,395.69x = 111,828,422.88 × 36,160,984.31
  4. Step 4: Simplify right side
    74,520,395.69x = 4,043,825,844,463,983.50
  5. Step 5: Solve for x
    x = 4,043,825,844,463,983.50/74,520,395.69
  6. Step 6: Final answer
    x = 54,264,685.62

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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.