Home / 17,765,137.16-26,650,250.18-5,470,143.01

Finding the Fourth Proportional to 17,765,137.16, 26,650,250.18 and 5,470,143.01

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Solution

The fourth proportional to 17,765,137.16, 26,650,250.18 and 5,470,143.01 is: 8,205,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765,137.16 : 26,650,250.18 = 5,470,143.01 : x
  2. Step 2: Convert to fraction form
    17,765,137.16/26,650,250.18 = 5,470,143.01/x
  3. Step 3: Cross multiply
    17,765,137.16x = 26,650,250.18 × 5,470,143.01
  4. Step 4: Simplify right side
    17,765,137.16x = 145,780,679,683,928
  5. Step 5: Solve for x
    x = 145,780,679,683,928/17,765,137.16
  6. Step 6: Final answer
    x = 8,205,997.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.