Home / 15,435,818.10-21,302,738.37-8,562,514.50

Finding the Fourth Proportional to 15,435,818.10, 21,302,738.37 and 8,562,514.50

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Solution

The fourth proportional to 15,435,818.10, 21,302,738.37 and 8,562,514.50 is: 11,816,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435,818.10 : 21,302,738.37 = 8,562,514.50 : x
  2. Step 2: Convert to fraction form
    15,435,818.10/21,302,738.37 = 8,562,514.50/x
  3. Step 3: Cross multiply
    15,435,818.10x = 21,302,738.37 × 8,562,514.50
  4. Step 4: Simplify right side
    15,435,818.10x = 182,405,006,182,831.38
  5. Step 5: Solve for x
    x = 182,405,006,182,831.38/15,435,818.10
  6. Step 6: Final answer
    x = 11,816,996.35

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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.