Home / 8,615,990.96-11,889,582.60-4,748,499.92

Finding the Fourth Proportional to 8,615,990.96, 11,889,582.60 and 4,748,499.92

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Solution

The fourth proportional to 8,615,990.96, 11,889,582.60 and 4,748,499.92 is: 6,552,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,990.96 : 11,889,582.60 = 4,748,499.92 : x
  2. Step 2: Convert to fraction form
    8,615,990.96/11,889,582.60 = 4,748,499.92/x
  3. Step 3: Cross multiply
    8,615,990.96x = 11,889,582.60 × 4,748,499.92
  4. Step 4: Simplify right side
    8,615,990.96x = 56,457,682,024,933.39
  5. Step 5: Solve for x
    x = 56,457,682,024,933.39/8,615,990.96
  6. Step 6: Final answer
    x = 6,552,662.63

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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.