Home / 14,640,258.87-20,203,559.12-8,114,309.64

Finding the Fourth Proportional to 14,640,258.87, 20,203,559.12 and 8,114,309.64

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Solution

The fourth proportional to 14,640,258.87, 20,203,559.12 and 8,114,309.64 is: 11,197,748.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,258.87 : 20,203,559.12 = 8,114,309.64 : x
  2. Step 2: Convert to fraction form
    14,640,258.87/20,203,559.12 = 8,114,309.64/x
  3. Step 3: Cross multiply
    14,640,258.87x = 20,203,559.12 × 8,114,309.64
  4. Step 4: Simplify right side
    14,640,258.87x = 163,937,934,550,011.69
  5. Step 5: Solve for x
    x = 163,937,934,550,011.69/14,640,258.87
  6. Step 6: Final answer
    x = 11,197,748.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.