Home / 15,111,095.52-20,853,874.56-8,585,831.36

Finding the Fourth Proportional to 15,111,095.52, 20,853,874.56 and 8,585,831.36

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Solution

The fourth proportional to 15,111,095.52, 20,853,874.56 and 8,585,831.36 is: 11,848,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,095.52 : 20,853,874.56 = 8,585,831.36 : x
  2. Step 2: Convert to fraction form
    15,111,095.52/20,853,874.56 = 8,585,831.36/x
  3. Step 3: Cross multiply
    15,111,095.52x = 20,853,874.56 × 8,585,831.36
  4. Step 4: Simplify right side
    15,111,095.52x = 179,047,850,174,754.19
  5. Step 5: Solve for x
    x = 179,047,850,174,754.19/15,111,095.52
  6. Step 6: Final answer
    x = 11,848,767.02

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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.