Home / 15,684,713.35-23,507,029.41-12,653,508.67

Finding the Fourth Proportional to 15,684,713.35, 23,507,029.41 and 12,653,508.67

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Solution

The fourth proportional to 15,684,713.35, 23,507,029.41 and 12,653,508.67 is: 18,964,095.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684,713.35 : 23,507,029.41 = 12,653,508.67 : x
  2. Step 2: Convert to fraction form
    15,684,713.35/23,507,029.41 = 12,653,508.67/x
  3. Step 3: Cross multiply
    15,684,713.35x = 23,507,029.41 × 12,653,508.67
  4. Step 4: Simplify right side
    15,684,713.35x = 297,446,400,445,380
  5. Step 5: Solve for x
    x = 297,446,400,445,380/15,684,713.35
  6. Step 6: Final answer
    x = 18,964,095.41

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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.