Home / 52,852,831.20-79,255,627.20-20,493,979.20

Finding the Fourth Proportional to 52,852,831.20, 79,255,627.20 and 20,493,979.20

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Solution

The fourth proportional to 52,852,831.20, 79,255,627.20 and 20,493,979.20 is: 30,731,810.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,852,831.20 : 79,255,627.20 = 20,493,979.20 : x
  2. Step 2: Convert to fraction form
    52,852,831.20/79,255,627.20 = 20,493,979.20/x
  3. Step 3: Cross multiply
    52,852,831.20x = 79,255,627.20 × 20,493,979.20
  4. Step 4: Simplify right side
    52,852,831.20x = 1,624,263,175,319,754.25
  5. Step 5: Solve for x
    x = 1,624,263,175,319,754.25/52,852,831.20
  6. Step 6: Final answer
    x = 30,731,810.17

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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.