Home / 69,401,831.74-95,780,056.71-38,464,963.90

Finding the Fourth Proportional to 69,401,831.74, 95,780,056.71 and 38,464,963.90

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Solution

The fourth proportional to 69,401,831.74, 95,780,056.71 and 38,464,963.90 is: 53,084,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,401,831.74 : 95,780,056.71 = 38,464,963.90 : x
  2. Step 2: Convert to fraction form
    69,401,831.74/95,780,056.71 = 38,464,963.90/x
  3. Step 3: Cross multiply
    69,401,831.74x = 95,780,056.71 × 38,464,963.90
  4. Step 4: Simplify right side
    69,401,831.74x = 3,684,176,423,690,102.50
  5. Step 5: Solve for x
    x = 3,684,176,423,690,102.50/69,401,831.74
  6. Step 6: Final answer
    x = 53,084,714.50

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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.