Home / 35,755,929.96-49,344,808.14-21,072,215.94

Finding the Fourth Proportional to 35,755,929.96, 49,344,808.14 and 21,072,215.94

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Solution

The fourth proportional to 35,755,929.96, 49,344,808.14 and 21,072,215.94 is: 29,080,615.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,755,929.96 : 49,344,808.14 = 21,072,215.94 : x
  2. Step 2: Convert to fraction form
    35,755,929.96/49,344,808.14 = 21,072,215.94/x
  3. Step 3: Cross multiply
    35,755,929.96x = 49,344,808.14 × 21,072,215.94
  4. Step 4: Simplify right side
    35,755,929.96x = 1,039,804,452,643,949.88
  5. Step 5: Solve for x
    x = 1,039,804,452,643,949.88/35,755,929.96
  6. Step 6: Final answer
    x = 29,080,615.55

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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.