Home / 30,821,813.46-42,534,415.17-18,596,308.50

Finding the Fourth Proportional to 30,821,813.46, 42,534,415.17 and 18,596,308.50

Calculator

Solution

The fourth proportional to 30,821,813.46, 42,534,415.17 and 18,596,308.50 is: 25,663,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821,813.46 : 42,534,415.17 = 18,596,308.50 : x
  2. Step 2: Convert to fraction form
    30,821,813.46/42,534,415.17 = 18,596,308.50/x
  3. Step 3: Cross multiply
    30,821,813.46x = 42,534,415.17 × 18,596,308.50
  4. Step 4: Simplify right side
    30,821,813.46x = 790,983,106,368,400
  5. Step 5: Solve for x
    x = 790,983,106,368,400/30,821,813.46
  6. Step 6: Final answer
    x = 25,663,094.33

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.