Home / 13,909,830.94-20,862,508.33-3,810,090.78

Finding the Fourth Proportional to 13,909,830.94, 20,862,508.33 and 3,810,090.78

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Solution

The fourth proportional to 13,909,830.94, 20,862,508.33 and 3,810,090.78 is: 5,714,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,830.94 : 20,862,508.33 = 3,810,090.78 : x
  2. Step 2: Convert to fraction form
    13,909,830.94/20,862,508.33 = 3,810,090.78/x
  3. Step 3: Cross multiply
    13,909,830.94x = 20,862,508.33 × 3,810,090.78
  4. Step 4: Simplify right side
    13,909,830.94x = 79,488,050,635,806.19
  5. Step 5: Solve for x
    x = 79,488,050,635,806.19/13,909,830.94
  6. Step 6: Final answer
    x = 5,714,523.13

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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.