Home / 7,808,143.52-10,775,235.12-4,370,383.64

Finding the Fourth Proportional to 7,808,143.52, 10,775,235.12 and 4,370,383.64

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Solution

The fourth proportional to 7,808,143.52, 10,775,235.12 and 4,370,383.64 is: 6,031,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,143.52 : 10,775,235.12 = 4,370,383.64 : x
  2. Step 2: Convert to fraction form
    7,808,143.52/10,775,235.12 = 4,370,383.64/x
  3. Step 3: Cross multiply
    7,808,143.52x = 10,775,235.12 × 4,370,383.64
  4. Step 4: Simplify right side
    7,808,143.52x = 47,091,911,285,601.43
  5. Step 5: Solve for x
    x = 47,091,911,285,601.43/7,808,143.52
  6. Step 6: Final answer
    x = 6,031,127.78

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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.