Home / 6,875,790.64-9,488,749.12-3,778,506.56

Finding the Fourth Proportional to 6,875,790.64, 9,488,749.12 and 3,778,506.56

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Solution

The fourth proportional to 6,875,790.64, 9,488,749.12 and 3,778,506.56 is: 5,214,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,790.64 : 9,488,749.12 = 3,778,506.56 : x
  2. Step 2: Convert to fraction form
    6,875,790.64/9,488,749.12 = 3,778,506.56/x
  3. Step 3: Cross multiply
    6,875,790.64x = 9,488,749.12 × 3,778,506.56
  4. Step 4: Simplify right side
    6,875,790.64x = 35,853,300,796,114.23
  5. Step 5: Solve for x
    x = 35,853,300,796,114.23/6,875,790.64
  6. Step 6: Final answer
    x = 5,214,425.90

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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.