Home / 13,100,984.44-18,079,430.12-7,597,622.20

Finding the Fourth Proportional to 13,100,984.44, 18,079,430.12 and 7,597,622.20

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Solution

The fourth proportional to 13,100,984.44, 18,079,430.12 and 7,597,622.20 is: 10,484,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100,984.44 : 18,079,430.12 = 7,597,622.20 : x
  2. Step 2: Convert to fraction form
    13,100,984.44/18,079,430.12 = 7,597,622.20/x
  3. Step 3: Cross multiply
    13,100,984.44x = 18,079,430.12 × 7,597,622.20
  4. Step 4: Simplify right side
    13,100,984.44x = 137,360,679,643,060.67
  5. Step 5: Solve for x
    x = 137,360,679,643,060.67/13,100,984.44
  6. Step 6: Final answer
    x = 10,484,760.15

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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.