Home / 13,801,386.16-20,702,293.80-4,086,981.84

Finding the Fourth Proportional to 13,801,386.16, 20,702,293.80 and 4,086,981.84

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Solution

The fourth proportional to 13,801,386.16, 20,702,293.80 and 4,086,981.84 is: 6,130,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,386.16 : 20,702,293.80 = 4,086,981.84 : x
  2. Step 2: Convert to fraction form
    13,801,386.16/20,702,293.80 = 4,086,981.84/x
  3. Step 3: Cross multiply
    13,801,386.16x = 20,702,293.80 × 4,086,981.84
  4. Step 4: Simplify right side
    13,801,386.16x = 84,609,898,806,944.59
  5. Step 5: Solve for x
    x = 84,609,898,806,944.59/13,801,386.16
  6. Step 6: Final answer
    x = 6,130,536.30

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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.