Home / 21,893,821.20-32,840,731.80-13,831,664.40

Finding the Fourth Proportional to 21,893,821.20, 32,840,731.80 and 13,831,664.40

Calculator

Solution

The fourth proportional to 21,893,821.20, 32,840,731.80 and 13,831,664.40 is: 20,747,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,893,821.20 : 32,840,731.80 = 13,831,664.40 : x
  2. Step 2: Convert to fraction form
    21,893,821.20/32,840,731.80 = 13,831,664.40/x
  3. Step 3: Cross multiply
    21,893,821.20x = 32,840,731.80 × 13,831,664.40
  4. Step 4: Simplify right side
    21,893,821.20x = 454,241,980,908,007.94
  5. Step 5: Solve for x
    x = 454,241,980,908,007.94/21,893,821.20
  6. Step 6: Final answer
    x = 20,747,496.60

Related Problems

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.