Home / 14,401,159.09-19,871,967.33-8,520,973.56

Finding the Fourth Proportional to 14,401,159.09, 19,871,967.33 and 8,520,973.56

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Solution

The fourth proportional to 14,401,159.09, 19,871,967.33 and 8,520,973.56 is: 11,757,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401,159.09 : 19,871,967.33 = 8,520,973.56 : x
  2. Step 2: Convert to fraction form
    14,401,159.09/19,871,967.33 = 8,520,973.56/x
  3. Step 3: Cross multiply
    14,401,159.09x = 19,871,967.33 × 8,520,973.56
  4. Step 4: Simplify right side
    14,401,159.09x = 169,328,508,204,113.78
  5. Step 5: Solve for x
    x = 169,328,508,204,113.78/14,401,159.09
  6. Step 6: Final answer
    x = 11,757,977.75

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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.