Home / 39,922,713.40-55,093,674.78-22,041,509.80

Finding the Fourth Proportional to 39,922,713.40, 55,093,674.78 and 22,041,509.80

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Solution

The fourth proportional to 39,922,713.40, 55,093,674.78 and 22,041,509.80 is: 30,417,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922,713.40 : 55,093,674.78 = 22,041,509.80 : x
  2. Step 2: Convert to fraction form
    39,922,713.40/55,093,674.78 = 22,041,509.80/x
  3. Step 3: Cross multiply
    39,922,713.40x = 55,093,674.78 × 22,041,509.80
  4. Step 4: Simplify right side
    39,922,713.40x = 1,214,347,772,581,383
  5. Step 5: Solve for x
    x = 1,214,347,772,581,383/39,922,713.40
  6. Step 6: Final answer
    x = 30,417,465.88

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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.