Home / 31,455,722.22-43,386,535.47-20,996,464.98

Finding the Fourth Proportional to 31,455,722.22, 43,386,535.47 and 20,996,464.98

Calculator

Solution

The fourth proportional to 31,455,722.22, 43,386,535.47 and 20,996,464.98 is: 28,960,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,455,722.22 : 43,386,535.47 = 20,996,464.98 : x
  2. Step 2: Convert to fraction form
    31,455,722.22/43,386,535.47 = 20,996,464.98/x
  3. Step 3: Cross multiply
    31,455,722.22x = 43,386,535.47 × 20,996,464.98
  4. Step 4: Simplify right side
    31,455,722.22x = 910,963,872,599,382.88
  5. Step 5: Solve for x
    x = 910,963,872,599,382.88/31,455,722.22
  6. Step 6: Final answer
    x = 28,960,195.74

Related Problems

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.