Home / 13,838,407.60-20,749,580.64-6,551,806.17

Finding the Fourth Proportional to 13,838,407.60, 20,749,580.64 and 6,551,806.17

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Solution

The fourth proportional to 13,838,407.60, 20,749,580.64 and 6,551,806.17 is: 9,823,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,407.60 : 20,749,580.64 = 6,551,806.17 : x
  2. Step 2: Convert to fraction form
    13,838,407.60/20,749,580.64 = 6,551,806.17/x
  3. Step 3: Cross multiply
    13,838,407.60x = 20,749,580.64 × 6,551,806.17
  4. Step 4: Simplify right side
    13,838,407.60x = 135,947,230,462,064.55
  5. Step 5: Solve for x
    x = 135,947,230,462,064.55/13,838,407.60
  6. Step 6: Final answer
    x = 9,823,907.09

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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.