Home / 7,114,739.08-9,818,337.86-3,851,551.39

Finding the Fourth Proportional to 7,114,739.08, 9,818,337.86 and 3,851,551.39

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Solution

The fourth proportional to 7,114,739.08, 9,818,337.86 and 3,851,551.39 is: 5,315,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,739.08 : 9,818,337.86 = 3,851,551.39 : x
  2. Step 2: Convert to fraction form
    7,114,739.08/9,818,337.86 = 3,851,551.39/x
  3. Step 3: Cross multiply
    7,114,739.08x = 9,818,337.86 × 3,851,551.39
  4. Step 4: Simplify right side
    7,114,739.08x = 37,815,832,832,172.62
  5. Step 5: Solve for x
    x = 37,815,832,832,172.62/7,114,739.08
  6. Step 6: Final answer
    x = 5,315,139.80

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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.