Home / 8,221,826.90-11,345,831.64-4,550,750.58

Finding the Fourth Proportional to 8,221,826.90, 11,345,831.64 and 4,550,750.58

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Solution

The fourth proportional to 8,221,826.90, 11,345,831.64 and 4,550,750.58 is: 6,279,875.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,826.90 : 11,345,831.64 = 4,550,750.58 : x
  2. Step 2: Convert to fraction form
    8,221,826.90/11,345,831.64 = 4,550,750.58/x
  3. Step 3: Cross multiply
    8,221,826.90x = 11,345,831.64 × 4,550,750.58
  4. Step 4: Simplify right side
    8,221,826.90x = 51,632,049,916,312.35
  5. Step 5: Solve for x
    x = 51,632,049,916,312.35/8,221,826.90
  6. Step 6: Final answer
    x = 6,279,875.57

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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.