Home / 15,457,762.96-21,332,379.08-8,582,245.52

Finding the Fourth Proportional to 15,457,762.96, 21,332,379.08 and 8,582,245.52

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Solution

The fourth proportional to 15,457,762.96, 21,332,379.08 and 8,582,245.52 is: 11,843,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457,762.96 : 21,332,379.08 = 8,582,245.52 : x
  2. Step 2: Convert to fraction form
    15,457,762.96/21,332,379.08 = 8,582,245.52/x
  3. Step 3: Cross multiply
    15,457,762.96x = 21,332,379.08 × 8,582,245.52
  4. Step 4: Simplify right side
    15,457,762.96x = 183,079,714,790,271.69
  5. Step 5: Solve for x
    x = 183,079,714,790,271.69/15,457,762.96
  6. Step 6: Final answer
    x = 11,843,868.69

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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.