Home / 53,718,650.32-74,131,831.92-29,272,364.32

Finding the Fourth Proportional to 53,718,650.32, 74,131,831.92 and 29,272,364.32

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Solution

The fourth proportional to 53,718,650.32, 74,131,831.92 and 29,272,364.32 is: 40,395,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,718,650.32 : 74,131,831.92 = 29,272,364.32 : x
  2. Step 2: Convert to fraction form
    53,718,650.32/74,131,831.92 = 29,272,364.32/x
  3. Step 3: Cross multiply
    53,718,650.32x = 74,131,831.92 × 29,272,364.32
  4. Step 4: Simplify right side
    53,718,650.32x = 2,170,013,991,671,245.25
  5. Step 5: Solve for x
    x = 2,170,013,991,671,245.25/53,718,650.32
  6. Step 6: Final answer
    x = 40,395,914.24

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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.