Home / 21,998,090.04-30,343,555.64-13,050,865.68

Finding the Fourth Proportional to 21,998,090.04, 30,343,555.64 and 13,050,865.68

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Solution

The fourth proportional to 21,998,090.04, 30,343,555.64 and 13,050,865.68 is: 18,002,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,090.04 : 30,343,555.64 = 13,050,865.68 : x
  2. Step 2: Convert to fraction form
    21,998,090.04/30,343,555.64 = 13,050,865.68/x
  3. Step 3: Cross multiply
    21,998,090.04x = 30,343,555.64 × 13,050,865.68
  4. Step 4: Simplify right side
    21,998,090.04x = 396,009,668,845,992.12
  5. Step 5: Solve for x
    x = 396,009,668,845,992.12/21,998,090.04
  6. Step 6: Final answer
    x = 18,002,002.36

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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.