Home / 8,853,203.60-12,217,255.08-5,415,192.08

Finding the Fourth Proportional to 8,853,203.60, 12,217,255.08 and 5,415,192.08

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Solution

The fourth proportional to 8,853,203.60, 12,217,255.08 and 5,415,192.08 is: 7,472,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,203.60 : 12,217,255.08 = 5,415,192.08 : x
  2. Step 2: Convert to fraction form
    8,853,203.60/12,217,255.08 = 5,415,192.08/x
  3. Step 3: Cross multiply
    8,853,203.60x = 12,217,255.08 × 5,415,192.08
  4. Step 4: Simplify right side
    8,853,203.60x = 66,158,782,948,555.77
  5. Step 5: Solve for x
    x = 66,158,782,948,555.77/8,853,203.60
  6. Step 6: Final answer
    x = 7,472,863.60

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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.