Home / 14,640,258.75-20,203,558.95-8,114,309.52

Finding the Fourth Proportional to 14,640,258.75, 20,203,558.95 and 8,114,309.52

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Solution

The fourth proportional to 14,640,258.75, 20,203,558.95 and 8,114,309.52 is: 11,197,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,258.75 : 20,203,558.95 = 8,114,309.52 : x
  2. Step 2: Convert to fraction form
    14,640,258.75/20,203,558.95 = 8,114,309.52/x
  3. Step 3: Cross multiply
    14,640,258.75x = 20,203,558.95 × 8,114,309.52
  4. Step 4: Simplify right side
    14,640,258.75x = 163,937,930,725,866.19
  5. Step 5: Solve for x
    x = 163,937,930,725,866.19/14,640,258.75
  6. Step 6: Final answer
    x = 11,197,748.18

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1.5x scale

Why These Related Problems?

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