Home / 13,566,526.95-20,349,790.43-8,185,686.83

Finding the Fourth Proportional to 13,566,526.95, 20,349,790.43 and 8,185,686.83

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Solution

The fourth proportional to 13,566,526.95, 20,349,790.43 and 8,185,686.83 is: 12,278,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566,526.95 : 20,349,790.43 = 8,185,686.83 : x
  2. Step 2: Convert to fraction form
    13,566,526.95/20,349,790.43 = 8,185,686.83/x
  3. Step 3: Cross multiply
    13,566,526.95x = 20,349,790.43 × 8,185,686.83
  4. Step 4: Simplify right side
    13,566,526.95x = 166,577,011,373,433.66
  5. Step 5: Solve for x
    x = 166,577,011,373,433.66/13,566,526.95
  6. Step 6: Final answer
    x = 12,278,530.24

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1.5x scale

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.