Home / 5,660,680.52-8,528,831.16-5,121,627.77

Finding the Fourth Proportional to 5,660,680.52, 8,528,831.16 and 5,121,627.77

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Solution

The fourth proportional to 5,660,680.52, 8,528,831.16 and 5,121,627.77 is: 7,716,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660,680.52 : 8,528,831.16 = 5,121,627.77 : x
  2. Step 2: Convert to fraction form
    5,660,680.52/8,528,831.16 = 5,121,627.77/x
  3. Step 3: Cross multiply
    5,660,680.52x = 8,528,831.16 × 5,121,627.77
  4. Step 4: Simplify right side
    5,660,680.52x = 43,681,498,545,622.45
  5. Step 5: Solve for x
    x = 43,681,498,545,622.45/5,660,680.52
  6. Step 6: Final answer
    x = 7,716,651.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.