Home / 7,854,935.85-11,755,831.73-6,898,342.05

Finding the Fourth Proportional to 7,854,935.85, 11,755,831.73 and 6,898,342.05

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Solution

The fourth proportional to 7,854,935.85, 11,755,831.73 and 6,898,342.05 is: 10,324,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,935.85 : 11,755,831.73 = 6,898,342.05 : x
  2. Step 2: Convert to fraction form
    7,854,935.85/11,755,831.73 = 6,898,342.05/x
  3. Step 3: Cross multiply
    7,854,935.85x = 11,755,831.73 × 6,898,342.05
  4. Step 4: Simplify right side
    7,854,935.85x = 81,095,748,321,291.53
  5. Step 5: Solve for x
    x = 81,095,748,321,291.53/7,854,935.85
  6. Step 6: Final answer
    x = 10,324,177.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.