Home / 76,834,372.22-106,032,267.51-42,026,297.30

Finding the Fourth Proportional to 76,834,372.22, 106,032,267.51 and 42,026,297.30

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Solution

The fourth proportional to 76,834,372.22, 106,032,267.51 and 42,026,297.30 is: 57,996,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,834,372.22 : 106,032,267.51 = 42,026,297.30 : x
  2. Step 2: Convert to fraction form
    76,834,372.22/106,032,267.51 = 42,026,297.30/x
  3. Step 3: Cross multiply
    76,834,372.22x = 106,032,267.51 × 42,026,297.30
  4. Step 4: Simplify right side
    76,834,372.22x = 4,456,143,597,768,390.50
  5. Step 5: Solve for x
    x = 4,456,143,597,768,390.50/76,834,372.22
  6. Step 6: Final answer
    x = 57,996,746.37

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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.