Home / 13,824,113.40-20,736,170.10-12,563,364.60

Finding the Fourth Proportional to 13,824,113.40, 20,736,170.10 and 12,563,364.60

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Solution

The fourth proportional to 13,824,113.40, 20,736,170.10 and 12,563,364.60 is: 18,845,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,113.40 : 20,736,170.10 = 12,563,364.60 : x
  2. Step 2: Convert to fraction form
    13,824,113.40/20,736,170.10 = 12,563,364.60/x
  3. Step 3: Cross multiply
    13,824,113.40x = 20,736,170.10 × 12,563,364.60
  4. Step 4: Simplify right side
    13,824,113.40x = 260,516,065,373,918.47
  5. Step 5: Solve for x
    x = 260,516,065,373,918.47/13,824,113.40
  6. Step 6: Final answer
    x = 18,845,046.90

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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.