Home / 30,731,345.78-42,408,744.92-16,792,394.66

Finding the Fourth Proportional to 30,731,345.78, 42,408,744.92 and 16,792,394.66

Calculator

Solution

The fourth proportional to 30,731,345.78, 42,408,744.92 and 16,792,394.66 is: 23,173,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731,345.78 : 42,408,744.92 = 16,792,394.66 : x
  2. Step 2: Convert to fraction form
    30,731,345.78/42,408,744.92 = 16,792,394.66/x
  3. Step 3: Cross multiply
    30,731,345.78x = 42,408,744.92 × 16,792,394.66
  4. Step 4: Simplify right side
    30,731,345.78x = 712,144,381,541,926.25
  5. Step 5: Solve for x
    x = 712,144,381,541,926.25/30,731,345.78
  6. Step 6: Final answer
    x = 23,173,224.72

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.