Home / 17,238,672.90-25,858,009.35-5,879,492.10

Finding the Fourth Proportional to 17,238,672.90, 25,858,009.35 and 5,879,492.10

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Solution

The fourth proportional to 17,238,672.90, 25,858,009.35 and 5,879,492.10 is: 8,819,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,672.90 : 25,858,009.35 = 5,879,492.10 : x
  2. Step 2: Convert to fraction form
    17,238,672.90/25,858,009.35 = 5,879,492.10/x
  3. Step 3: Cross multiply
    17,238,672.90x = 25,858,009.35 × 5,879,492.10
  4. Step 4: Simplify right side
    17,238,672.90x = 152,031,961,695,051.12
  5. Step 5: Solve for x
    x = 152,031,961,695,051.12/17,238,672.90
  6. Step 6: Final answer
    x = 8,819,238.15

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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.