Home / 8,587,429.48-11,850,678.54-4,720,346.92

Finding the Fourth Proportional to 8,587,429.48, 11,850,678.54 and 4,720,346.92

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Solution

The fourth proportional to 8,587,429.48, 11,850,678.54 and 4,720,346.92 is: 6,514,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,429.48 : 11,850,678.54 = 4,720,346.92 : x
  2. Step 2: Convert to fraction form
    8,587,429.48/11,850,678.54 = 4,720,346.92/x
  3. Step 3: Cross multiply
    8,587,429.48x = 11,850,678.54 × 4,720,346.92
  4. Step 4: Simplify right side
    8,587,429.48x = 55,939,313,946,199.09
  5. Step 5: Solve for x
    x = 55,939,313,946,199.09/8,587,429.48
  6. Step 6: Final answer
    x = 6,514,092.96

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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.