Home / 33,303,955.47-45,956,922.80-20,249,402.55

Finding the Fourth Proportional to 33,303,955.47, 45,956,922.80 and 20,249,402.55

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Solution

The fourth proportional to 33,303,955.47, 45,956,922.80 and 20,249,402.55 is: 27,942,633.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,303,955.47 : 45,956,922.80 = 20,249,402.55 : x
  2. Step 2: Convert to fraction form
    33,303,955.47/45,956,922.80 = 20,249,402.55/x
  3. Step 3: Cross multiply
    33,303,955.47x = 45,956,922.80 × 20,249,402.55
  4. Step 4: Simplify right side
    33,303,955.47x = 930,600,229,635,226.25
  5. Step 5: Solve for x
    x = 930,600,229,635,226.25/33,303,955.47
  6. Step 6: Final answer
    x = 27,942,633.74

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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.