Home / 18,408,163.17-25,404,130.14-10,259,459.49

Finding the Fourth Proportional to 18,408,163.17, 25,404,130.14 and 10,259,459.49

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Solution

The fourth proportional to 18,408,163.17, 25,404,130.14 and 10,259,459.49 is: 14,158,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408,163.17 : 25,404,130.14 = 10,259,459.49 : x
  2. Step 2: Convert to fraction form
    18,408,163.17/25,404,130.14 = 10,259,459.49/x
  3. Step 3: Cross multiply
    18,408,163.17x = 25,404,130.14 × 10,259,459.49
  4. Step 4: Simplify right side
    18,408,163.17x = 260,632,644,050,018.03
  5. Step 5: Solve for x
    x = 260,632,644,050,018.03/18,408,163.17
  6. Step 6: Final answer
    x = 14,158,536.17

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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.