Home / 8,122,831.49-11,203,050.40-6,903,174.40

Finding the Fourth Proportional to 8,122,831.49, 11,203,050.40 and 6,903,174.40

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Solution

The fourth proportional to 8,122,831.49, 11,203,050.40 and 6,903,174.40 is: 9,520,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,831.49 : 11,203,050.40 = 6,903,174.40 : x
  2. Step 2: Convert to fraction form
    8,122,831.49/11,203,050.40 = 6,903,174.40/x
  3. Step 3: Cross multiply
    8,122,831.49x = 11,203,050.40 × 6,903,174.40
  4. Step 4: Simplify right side
    8,122,831.49x = 77,336,610,677,924.20
  5. Step 5: Solve for x
    x = 77,336,610,677,924.20/8,122,831.49
  6. Step 6: Final answer
    x = 9,520,893.15

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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.