Home / 7,828,182.45-10,807,615.71-5,116,652.37

Finding the Fourth Proportional to 7,828,182.45, 10,807,615.71 and 5,116,652.37

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Solution

The fourth proportional to 7,828,182.45, 10,807,615.71 and 5,116,652.37 is: 7,064,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828,182.45 : 10,807,615.71 = 5,116,652.37 : x
  2. Step 2: Convert to fraction form
    7,828,182.45/10,807,615.71 = 5,116,652.37/x
  3. Step 3: Cross multiply
    7,828,182.45x = 10,807,615.71 × 5,116,652.37
  4. Step 4: Simplify right side
    7,828,182.45x = 55,298,812,536,620.74
  5. Step 5: Solve for x
    x = 55,298,812,536,620.74/7,828,182.45
  6. Step 6: Final answer
    x = 7,064,067.92

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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.