Home / 56,869,495-78,479,666.82-30,763,948.54

Finding the Fourth Proportional to 56,869,495, 78,479,666.82 and 30,763,948.54

Calculator

Solution

The fourth proportional to 56,869,495, 78,479,666.82 and 30,763,948.54 is: 42,454,121.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,869,495 : 78,479,666.82 = 30,763,948.54 : x
  2. Step 2: Convert to fraction form
    56,869,495/78,479,666.82 = 30,763,948.54/x
  3. Step 3: Cross multiply
    56,869,495x = 78,479,666.82 × 30,763,948.54
  4. Step 4: Simplify right side
    56,869,495x = 2,414,344,431,486,825
  5. Step 5: Solve for x
    x = 2,414,344,431,486,825/56,869,495
  6. Step 6: Final answer
    x = 42,454,121.17

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.