Home / 77,844,470.04-107,427,611.21-43,039,407.51

Finding the Fourth Proportional to 77,844,470.04, 107,427,611.21 and 43,039,407.51

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Solution

The fourth proportional to 77,844,470.04, 107,427,611.21 and 43,039,407.51 is: 59,395,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,844,470.04 : 107,427,611.21 = 43,039,407.51 : x
  2. Step 2: Convert to fraction form
    77,844,470.04/107,427,611.21 = 43,039,407.51/x
  3. Step 3: Cross multiply
    77,844,470.04x = 107,427,611.21 × 43,039,407.51
  4. Step 4: Simplify right side
    77,844,470.04x = 4,623,620,736,477,837
  5. Step 5: Solve for x
    x = 4,623,620,736,477,837/77,844,470.04
  6. Step 6: Final answer
    x = 59,395,622.25

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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.