Home / 8,397,992.40-12,587,657.40-4,614,190.80

Finding the Fourth Proportional to 8,397,992.40, 12,587,657.40 and 4,614,190.80

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Solution

The fourth proportional to 8,397,992.40, 12,587,657.40 and 4,614,190.80 is: 6,916,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,992.40 : 12,587,657.40 = 4,614,190.80 : x
  2. Step 2: Convert to fraction form
    8,397,992.40/12,587,657.40 = 4,614,190.80/x
  3. Step 3: Cross multiply
    8,397,992.40x = 12,587,657.40 × 4,614,190.80
  4. Step 4: Simplify right side
    8,397,992.40x = 58,081,852,968,631.92
  5. Step 5: Solve for x
    x = 58,081,852,968,631.92/8,397,992.40
  6. Step 6: Final answer
    x = 6,916,159.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.