Home / 12,934,039.10-19,401,058.65-8,902,960.70

Finding the Fourth Proportional to 12,934,039.10, 19,401,058.65 and 8,902,960.70

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Solution

The fourth proportional to 12,934,039.10, 19,401,058.65 and 8,902,960.70 is: 13,354,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,039.10 : 19,401,058.65 = 8,902,960.70 : x
  2. Step 2: Convert to fraction form
    12,934,039.10/19,401,058.65 = 8,902,960.70/x
  3. Step 3: Cross multiply
    12,934,039.10x = 19,401,058.65 × 8,902,960.70
  4. Step 4: Simplify right side
    12,934,039.10x = 172,726,862,699,345.03
  5. Step 5: Solve for x
    x = 172,726,862,699,345.03/12,934,039.10
  6. Step 6: Final answer
    x = 13,354,441.05

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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.