Home / 7,343,999.40-11,015,999.10-7,194,700.20

Finding the Fourth Proportional to 7,343,999.40, 11,015,999.10 and 7,194,700.20

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Solution

The fourth proportional to 7,343,999.40, 11,015,999.10 and 7,194,700.20 is: 10,792,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,999.40 : 11,015,999.10 = 7,194,700.20 : x
  2. Step 2: Convert to fraction form
    7,343,999.40/11,015,999.10 = 7,194,700.20/x
  3. Step 3: Cross multiply
    7,343,999.40x = 11,015,999.10 × 7,194,700.20
  4. Step 4: Simplify right side
    7,343,999.40x = 79,256,810,927,969.81
  5. Step 5: Solve for x
    x = 79,256,810,927,969.81/7,343,999.40
  6. Step 6: Final answer
    x = 10,792,050.30

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Similar ratio
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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.