Home / 10,296,009.80-15,444,014.70-8,616,393.80

Finding the Fourth Proportional to 10,296,009.80, 15,444,014.70 and 8,616,393.80

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Solution

The fourth proportional to 10,296,009.80, 15,444,014.70 and 8,616,393.80 is: 12,924,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296,009.80 : 15,444,014.70 = 8,616,393.80 : x
  2. Step 2: Convert to fraction form
    10,296,009.80/15,444,014.70 = 8,616,393.80/x
  3. Step 3: Cross multiply
    10,296,009.80x = 15,444,014.70 × 8,616,393.80
  4. Step 4: Simplify right side
    10,296,009.80x = 133,071,712,508,188.86
  5. Step 5: Solve for x
    x = 133,071,712,508,188.86/10,296,009.80
  6. Step 6: Final answer
    x = 12,924,590.70

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Similar ratio
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1.5x scale

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.