Home / 5,715,562.77-7,887,409.56-3,102,071.45

Finding the Fourth Proportional to 5,715,562.77, 7,887,409.56 and 3,102,071.45

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Solution

The fourth proportional to 5,715,562.77, 7,887,409.56 and 3,102,071.45 is: 4,280,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,562.77 : 7,887,409.56 = 3,102,071.45 : x
  2. Step 2: Convert to fraction form
    5,715,562.77/7,887,409.56 = 3,102,071.45/x
  3. Step 3: Cross multiply
    5,715,562.77x = 7,887,409.56 × 3,102,071.45
  4. Step 4: Simplify right side
    5,715,562.77x = 24,467,307,971,096.01
  5. Step 5: Solve for x
    x = 24,467,307,971,096.01/5,715,562.77
  6. Step 6: Final answer
    x = 4,280,822.20

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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.