Home / 72,422,196.58-99,945,259.45-41,488,344.58

Finding the Fourth Proportional to 72,422,196.58, 99,945,259.45 and 41,488,344.58

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Solution

The fourth proportional to 72,422,196.58, 99,945,259.45 and 41,488,344.58 is: 57,255,421.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,422,196.58 : 99,945,259.45 = 41,488,344.58 : x
  2. Step 2: Convert to fraction form
    72,422,196.58/99,945,259.45 = 41,488,344.58/x
  3. Step 3: Cross multiply
    72,422,196.58x = 99,945,259.45 × 41,488,344.58
  4. Step 4: Simplify right side
    72,422,196.58x = 4,146,563,362,751,236
  5. Step 5: Solve for x
    x = 4,146,563,362,751,236/72,422,196.58
  6. Step 6: Final answer
    x = 57,255,421.11

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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.