Home / 13,980,225.69-19,282,773.38-9,331,667.01

Finding the Fourth Proportional to 13,980,225.69, 19,282,773.38 and 9,331,667.01

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Solution

The fourth proportional to 13,980,225.69, 19,282,773.38 and 9,331,667.01 is: 12,871,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,225.69 : 19,282,773.38 = 9,331,667.01 : x
  2. Step 2: Convert to fraction form
    13,980,225.69/19,282,773.38 = 9,331,667.01/x
  3. Step 3: Cross multiply
    13,980,225.69x = 19,282,773.38 × 9,331,667.01
  4. Step 4: Simplify right side
    13,980,225.69x = 179,940,420,138,367.50
  5. Step 5: Solve for x
    x = 179,940,420,138,367.50/13,980,225.69
  6. Step 6: Final answer
    x = 12,871,066.90

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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.