Home / 42,554,598.40-63,789,907.20-20,971,532.80

Finding the Fourth Proportional to 42,554,598.40, 63,789,907.20 and 20,971,532.80

Calculator

Solution

The fourth proportional to 42,554,598.40, 63,789,907.20 and 20,971,532.80 is: 31,436,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,554,598.40 : 63,789,907.20 = 20,971,532.80 : x
  2. Step 2: Convert to fraction form
    42,554,598.40/63,789,907.20 = 20,971,532.80/x
  3. Step 3: Cross multiply
    42,554,598.40x = 63,789,907.20 × 20,971,532.80
  4. Step 4: Simplify right side
    42,554,598.40x = 1,337,772,131,153,756.25
  5. Step 5: Solve for x
    x = 1,337,772,131,153,756.25/42,554,598.40
  6. Step 6: Final answer
    x = 31,436,605.71

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.