Home / 7,807,139.89-11,714,059.19-3,018,192.55

Finding the Fourth Proportional to 7,807,139.89, 11,714,059.19 and 3,018,192.55

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Solution

The fourth proportional to 7,807,139.89, 11,714,059.19 and 3,018,192.55 is: 4,528,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,139.89 : 11,714,059.19 = 3,018,192.55 : x
  2. Step 2: Convert to fraction form
    7,807,139.89/11,714,059.19 = 3,018,192.55/x
  3. Step 3: Cross multiply
    7,807,139.89x = 11,714,059.19 × 3,018,192.55
  4. Step 4: Simplify right side
    7,807,139.89x = 35,355,286,155,777.37
  5. Step 5: Solve for x
    x = 35,355,286,155,777.37/7,807,139.89
  6. Step 6: Final answer
    x = 4,528,583.66

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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.