Home / 8,558,619.60-11,812,106.16-5,296,484.94

Finding the Fourth Proportional to 8,558,619.60, 11,812,106.16 and 5,296,484.94

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Solution

The fourth proportional to 8,558,619.60, 11,812,106.16 and 5,296,484.94 is: 7,309,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558,619.60 : 11,812,106.16 = 5,296,484.94 : x
  2. Step 2: Convert to fraction form
    8,558,619.60/11,812,106.16 = 5,296,484.94/x
  3. Step 3: Cross multiply
    8,558,619.60x = 11,812,106.16 × 5,296,484.94
  4. Step 4: Simplify right side
    8,558,619.60x = 62,562,642,386,121.23
  5. Step 5: Solve for x
    x = 62,562,642,386,121.23/8,558,619.60
  6. Step 6: Final answer
    x = 7,309,898.71

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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.