Home / 38,298,841.05-52,852,325.76-20,895,198.06

Finding the Fourth Proportional to 38,298,841.05, 52,852,325.76 and 20,895,198.06

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Solution

The fourth proportional to 38,298,841.05, 52,852,325.76 and 20,895,198.06 is: 28,835,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,841.05 : 52,852,325.76 = 20,895,198.06 : x
  2. Step 2: Convert to fraction form
    38,298,841.05/52,852,325.76 = 20,895,198.06/x
  3. Step 3: Cross multiply
    38,298,841.05x = 52,852,325.76 × 20,895,198.06
  4. Step 4: Simplify right side
    38,298,841.05x = 1,104,359,814,686,839.88
  5. Step 5: Solve for x
    x = 1,104,359,814,686,839.88/38,298,841.05
  6. Step 6: Final answer
    x = 28,835,332.46

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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.