Home / 22,118,607.36-30,524,325.12-12,950,392.32

Finding the Fourth Proportional to 22,118,607.36, 30,524,325.12 and 12,950,392.32

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Solution

The fourth proportional to 22,118,607.36, 30,524,325.12 and 12,950,392.32 is: 17,871,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118,607.36 : 30,524,325.12 = 12,950,392.32 : x
  2. Step 2: Convert to fraction form
    22,118,607.36/30,524,325.12 = 12,950,392.32/x
  3. Step 3: Cross multiply
    22,118,607.36x = 30,524,325.12 × 12,950,392.32
  4. Step 4: Simplify right side
    22,118,607.36x = 395,301,985,607,231.12
  5. Step 5: Solve for x
    x = 395,301,985,607,231.12/22,118,607.36
  6. Step 6: Final answer
    x = 17,871,920.20

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Double scale
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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.