Home / 8,460,781.28-11,675,878.32-4,593,296.96

Finding the Fourth Proportional to 8,460,781.28, 11,675,878.32 and 4,593,296.96

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Solution

The fourth proportional to 8,460,781.28, 11,675,878.32 and 4,593,296.96 is: 6,338,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460,781.28 : 11,675,878.32 = 4,593,296.96 : x
  2. Step 2: Convert to fraction form
    8,460,781.28/11,675,878.32 = 4,593,296.96/x
  3. Step 3: Cross multiply
    8,460,781.28x = 11,675,878.32 × 4,593,296.96
  4. Step 4: Simplify right side
    8,460,781.28x = 53,630,776,392,585.91
  5. Step 5: Solve for x
    x = 53,630,776,392,585.91/8,460,781.28
  6. Step 6: Final answer
    x = 6,338,749.89

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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.