Home / 6,520,886.62-9,828,201.34-5,620,931.46

Finding the Fourth Proportional to 6,520,886.62, 9,828,201.34 and 5,620,931.46

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Solution

The fourth proportional to 6,520,886.62, 9,828,201.34 and 5,620,931.46 is: 8,471,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,886.62 : 9,828,201.34 = 5,620,931.46 : x
  2. Step 2: Convert to fraction form
    6,520,886.62/9,828,201.34 = 5,620,931.46/x
  3. Step 3: Cross multiply
    6,520,886.62x = 9,828,201.34 × 5,620,931.46
  4. Step 4: Simplify right side
    6,520,886.62x = 55,243,646,114,246.32
  5. Step 5: Solve for x
    x = 55,243,646,114,246.32/6,520,886.62
  6. Step 6: Final answer
    x = 8,471,799.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.