Home / 73,292,156.22-109,938,171.68-18,704,737.46

Finding the Fourth Proportional to 73,292,156.22, 109,938,171.68 and 18,704,737.46

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Solution

The fourth proportional to 73,292,156.22, 109,938,171.68 and 18,704,737.46 is: 28,057,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,292,156.22 : 109,938,171.68 = 18,704,737.46 : x
  2. Step 2: Convert to fraction form
    73,292,156.22/109,938,171.68 = 18,704,737.46/x
  3. Step 3: Cross multiply
    73,292,156.22x = 109,938,171.68 × 18,704,737.46
  4. Step 4: Simplify right side
    73,292,156.22x = 2,056,364,638,106,807.25
  5. Step 5: Solve for x
    x = 2,056,364,638,106,807.25/73,292,156.22
  6. Step 6: Final answer
    x = 28,057,090.20

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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.