Home / 17,147,138-25,713,000.12-12,334,658

Finding the Fourth Proportional to 17,147,138, 25,713,000.12 and 12,334,658

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Solution

The fourth proportional to 17,147,138, 25,713,000.12 and 12,334,658 is: 18,496,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147,138 : 25,713,000.12 = 12,334,658 : x
  2. Step 2: Convert to fraction form
    17,147,138/25,713,000.12 = 12,334,658/x
  3. Step 3: Cross multiply
    17,147,138x = 25,713,000.12 × 12,334,658
  4. Step 4: Simplify right side
    17,147,138x = 317,161,062,634,159
  5. Step 5: Solve for x
    x = 317,161,062,634,159/17,147,138
  6. Step 6: Final answer
    x = 18,496,443.12

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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.