Home / 12,814,723.57-17,684,365.40-6,934,357.81

Finding the Fourth Proportional to 12,814,723.57, 17,684,365.40 and 6,934,357.81

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Solution

The fourth proportional to 12,814,723.57, 17,684,365.40 and 6,934,357.81 is: 9,569,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,814,723.57 : 17,684,365.40 = 6,934,357.81 : x
  2. Step 2: Convert to fraction form
    12,814,723.57/17,684,365.40 = 6,934,357.81/x
  3. Step 3: Cross multiply
    12,814,723.57x = 17,684,365.40 × 6,934,357.81
  4. Step 4: Simplify right side
    12,814,723.57x = 122,629,717,247,501.08
  5. Step 5: Solve for x
    x = 122,629,717,247,501.08/12,814,723.57
  6. Step 6: Final answer
    x = 9,569,439.14

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1.5x scale

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.