Home / 23,185,899.54-31,995,292.35-12,871,958.70

Finding the Fourth Proportional to 23,185,899.54, 31,995,292.35 and 12,871,958.70

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Solution

The fourth proportional to 23,185,899.54, 31,995,292.35 and 12,871,958.70 is: 17,762,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,899.54 : 31,995,292.35 = 12,871,958.70 : x
  2. Step 2: Convert to fraction form
    23,185,899.54/31,995,292.35 = 12,871,958.70/x
  3. Step 3: Cross multiply
    23,185,899.54x = 31,995,292.35 × 12,871,958.70
  4. Step 4: Simplify right side
    23,185,899.54x = 411,842,081,723,625.94
  5. Step 5: Solve for x
    x = 411,842,081,723,625.94/23,185,899.54
  6. Step 6: Final answer
    x = 17,762,609.60

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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.