Home / 35,908,646.22-49,553,986.82-20,438,730.81

Finding the Fourth Proportional to 35,908,646.22, 49,553,986.82 and 20,438,730.81

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Solution

The fourth proportional to 35,908,646.22, 49,553,986.82 and 20,438,730.81 is: 28,205,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908,646.22 : 49,553,986.82 = 20,438,730.81 : x
  2. Step 2: Convert to fraction form
    35,908,646.22/49,553,986.82 = 20,438,730.81/x
  3. Step 3: Cross multiply
    35,908,646.22x = 49,553,986.82 × 20,438,730.81
  4. Step 4: Simplify right side
    35,908,646.22x = 1,012,820,597,074,074.12
  5. Step 5: Solve for x
    x = 1,012,820,597,074,074.12/35,908,646.22
  6. Step 6: Final answer
    x = 28,205,479.84

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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.