Home / 5,000,557.95-6,900,803.11-2,708,718.64

Finding the Fourth Proportional to 5,000,557.95, 6,900,803.11 and 2,708,718.64

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Solution

The fourth proportional to 5,000,557.95, 6,900,803.11 and 2,708,718.64 is: 3,738,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000,557.95 : 6,900,803.11 = 2,708,718.64 : x
  2. Step 2: Convert to fraction form
    5,000,557.95/6,900,803.11 = 2,708,718.64/x
  3. Step 3: Cross multiply
    5,000,557.95x = 6,900,803.11 × 2,708,718.64
  4. Step 4: Simplify right side
    5,000,557.95x = 18,692,334,015,026.97
  5. Step 5: Solve for x
    x = 18,692,334,015,026.97/5,000,557.95
  6. Step 6: Final answer
    x = 3,738,049.67

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1.5x scale

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.