Home / 19,772,679.54-29,662,218.39-6,122,617.86

Finding the Fourth Proportional to 19,772,679.54, 29,662,218.39 and 6,122,617.86

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Solution

The fourth proportional to 19,772,679.54, 29,662,218.39 and 6,122,617.86 is: 9,184,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,679.54 : 29,662,218.39 = 6,122,617.86 : x
  2. Step 2: Convert to fraction form
    19,772,679.54/29,662,218.39 = 6,122,617.86/x
  3. Step 3: Cross multiply
    19,772,679.54x = 29,662,218.39 × 6,122,617.86
  4. Step 4: Simplify right side
    19,772,679.54x = 181,610,428,081,834.47
  5. Step 5: Solve for x
    x = 181,610,428,081,834.47/19,772,679.54
  6. Step 6: Final answer
    x = 9,184,917.39

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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.