Home / 12,818,165.64-17,689,067.26-6,937,798.81

Finding the Fourth Proportional to 12,818,165.64, 17,689,067.26 and 6,937,798.81

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Solution

The fourth proportional to 12,818,165.64, 17,689,067.26 and 6,937,798.81 is: 9,574,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,165.64 : 17,689,067.26 = 6,937,798.81 : x
  2. Step 2: Convert to fraction form
    12,818,165.64/17,689,067.26 = 6,937,798.81/x
  3. Step 3: Cross multiply
    12,818,165.64x = 17,689,067.26 × 6,937,798.81
  4. Step 4: Simplify right side
    12,818,165.64x = 122,723,189,724,870.80
  5. Step 5: Solve for x
    x = 122,723,189,724,870.80/12,818,165.64
  6. Step 6: Final answer
    x = 9,574,161.64

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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.