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Finding the Fourth Proportional to 35,902,762.68, 53,854,143.84 and 8,976,418.68

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Solution

The fourth proportional to 35,902,762.68, 53,854,143.84 and 8,976,418.68 is: 13,464,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,902,762.68 : 53,854,143.84 = 8,976,418.68 : x
  2. Step 2: Convert to fraction form
    35,902,762.68/53,854,143.84 = 8,976,418.68/x
  3. Step 3: Cross multiply
    35,902,762.68x = 53,854,143.84 × 8,976,418.68
  4. Step 4: Simplify right side
    35,902,762.68x = 483,417,342,760,782.94
  5. Step 5: Solve for x
    x = 483,417,342,760,782.94/35,902,762.68
  6. Step 6: Final answer
    x = 13,464,627.97

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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.