Home / 9,350,785.95-12,903,958.53-5,220,880.36

Finding the Fourth Proportional to 9,350,785.95, 12,903,958.53 and 5,220,880.36

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Solution

The fourth proportional to 9,350,785.95, 12,903,958.53 and 5,220,880.36 is: 7,204,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350,785.95 : 12,903,958.53 = 5,220,880.36 : x
  2. Step 2: Convert to fraction form
    9,350,785.95/12,903,958.53 = 5,220,880.36/x
  3. Step 3: Cross multiply
    9,350,785.95x = 12,903,958.53 × 5,220,880.36
  4. Step 4: Simplify right side
    9,350,785.95x = 67,370,023,695,858.92
  5. Step 5: Solve for x
    x = 67,370,023,695,858.92/9,350,785.95
  6. Step 6: Final answer
    x = 7,204,744.50

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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.