Home / 12,302,303.36-18,457,403.52-5,913,019.04

Finding the Fourth Proportional to 12,302,303.36, 18,457,403.52 and 5,913,019.04

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Solution

The fourth proportional to 12,302,303.36, 18,457,403.52 and 5,913,019.04 is: 8,871,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,303.36 : 18,457,403.52 = 5,913,019.04 : x
  2. Step 2: Convert to fraction form
    12,302,303.36/18,457,403.52 = 5,913,019.04/x
  3. Step 3: Cross multiply
    12,302,303.36x = 18,457,403.52 × 5,913,019.04
  4. Step 4: Simplify right side
    12,302,303.36x = 109,138,978,442,723.02
  5. Step 5: Solve for x
    x = 109,138,978,442,723.02/12,302,303.36
  6. Step 6: Final answer
    x = 8,871,426.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.