Home / 8,316,818.76-11,477,305.62-4,879,118.28

Finding the Fourth Proportional to 8,316,818.76, 11,477,305.62 and 4,879,118.28

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Solution

The fourth proportional to 8,316,818.76, 11,477,305.62 and 4,879,118.28 is: 6,733,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,818.76 : 11,477,305.62 = 4,879,118.28 : x
  2. Step 2: Convert to fraction form
    8,316,818.76/11,477,305.62 = 4,879,118.28/x
  3. Step 3: Cross multiply
    8,316,818.76x = 11,477,305.62 × 4,879,118.28
  4. Step 4: Simplify right side
    8,316,818.76x = 55,999,131,655,688.73
  5. Step 5: Solve for x
    x = 55,999,131,655,688.73/8,316,818.76
  6. Step 6: Final answer
    x = 6,733,239.39

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Double scale
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Similar ratio
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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.