Home / 22,697,100.38-31,285,408.82-15,352,254.98

Finding the Fourth Proportional to 22,697,100.38, 31,285,408.82 and 15,352,254.98

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Solution

The fourth proportional to 22,697,100.38, 31,285,408.82 and 15,352,254.98 is: 21,161,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697,100.38 : 31,285,408.82 = 15,352,254.98 : x
  2. Step 2: Convert to fraction form
    22,697,100.38/31,285,408.82 = 15,352,254.98/x
  3. Step 3: Cross multiply
    22,697,100.38x = 31,285,408.82 × 15,352,254.98
  4. Step 4: Simplify right side
    22,697,100.38x = 480,301,573,242,312.88
  5. Step 5: Solve for x
    x = 480,301,573,242,312.88/22,697,100.38
  6. Step 6: Final answer
    x = 21,161,362.69

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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.