Home / 29,257,097.81-40,401,934.52-21,902,162.13

Finding the Fourth Proportional to 29,257,097.81, 40,401,934.52 and 21,902,162.13

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Solution

The fourth proportional to 29,257,097.81, 40,401,934.52 and 21,902,162.13 is: 30,245,300.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,257,097.81 : 40,401,934.52 = 21,902,162.13 : x
  2. Step 2: Convert to fraction form
    29,257,097.81/40,401,934.52 = 21,902,162.13/x
  3. Step 3: Cross multiply
    29,257,097.81x = 40,401,934.52 × 21,902,162.13
  4. Step 4: Simplify right side
    29,257,097.81x = 884,889,720,113,172.88
  5. Step 5: Solve for x
    x = 884,889,720,113,172.88/29,257,097.81
  6. Step 6: Final answer
    x = 30,245,300.68

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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.