Home / 35,909,653.20-49,555,636.13-20,440,732.47

Finding the Fourth Proportional to 35,909,653.20, 49,555,636.13 and 20,440,732.47

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Solution

The fourth proportional to 35,909,653.20, 49,555,636.13 and 20,440,732.47 is: 28,208,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,909,653.20 : 49,555,636.13 = 20,440,732.47 : x
  2. Step 2: Convert to fraction form
    35,909,653.20/49,555,636.13 = 20,440,732.47/x
  3. Step 3: Cross multiply
    35,909,653.20x = 49,555,636.13 × 20,440,732.47
  4. Step 4: Simplify right side
    35,909,653.20x = 1,012,953,500,513,996.12
  5. Step 5: Solve for x
    x = 1,012,953,500,513,996.12/35,909,653.20
  6. Step 6: Final answer
    x = 28,208,389.95

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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.