Home / 10,209,726.72-15,300,152.64-5,662,778.88

Finding the Fourth Proportional to 10,209,726.72, 15,300,152.64 and 5,662,778.88

Calculator

Solution

The fourth proportional to 10,209,726.72, 15,300,152.64 and 5,662,778.88 is: 8,486,160.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,726.72 : 15,300,152.64 = 5,662,778.88 : x
  2. Step 2: Convert to fraction form
    10,209,726.72/15,300,152.64 = 5,662,778.88/x
  3. Step 3: Cross multiply
    10,209,726.72x = 15,300,152.64 × 5,662,778.88
  4. Step 4: Simplify right side
    10,209,726.72x = 86,641,381,230,568.25
  5. Step 5: Solve for x
    x = 86,641,381,230,568.25/10,209,726.72
  6. Step 6: Final answer
    x = 8,486,160.66

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.