Home / 13,713,407.28-20,569,881.96-3,338,735.76

Finding the Fourth Proportional to 13,713,407.28, 20,569,881.96 and 3,338,735.76

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Solution

The fourth proportional to 13,713,407.28, 20,569,881.96 and 3,338,735.76 is: 5,008,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,407.28 : 20,569,881.96 = 3,338,735.76 : x
  2. Step 2: Convert to fraction form
    13,713,407.28/20,569,881.96 = 3,338,735.76/x
  3. Step 3: Cross multiply
    13,713,407.28x = 20,569,881.96 × 3,338,735.76
  4. Step 4: Simplify right side
    13,713,407.28x = 68,677,400,478,830.89
  5. Step 5: Solve for x
    x = 68,677,400,478,830.89/13,713,407.28
  6. Step 6: Final answer
    x = 5,008,047.90

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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.