Home / 38,298,665.68-52,852,098.18-20,895,012.43

Finding the Fourth Proportional to 38,298,665.68, 52,852,098.18 and 20,895,012.43

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Solution

The fourth proportional to 38,298,665.68, 52,852,098.18 and 20,895,012.43 is: 28,835,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,665.68 : 52,852,098.18 = 20,895,012.43 : x
  2. Step 2: Convert to fraction form
    38,298,665.68/52,852,098.18 = 20,895,012.43/x
  3. Step 3: Cross multiply
    38,298,665.68x = 52,852,098.18 × 20,895,012.43
  4. Step 4: Simplify right side
    38,298,665.68x = 1,104,345,248,422,680.38
  5. Step 5: Solve for x
    x = 1,104,345,248,422,680.38/38,298,665.68
  6. Step 6: Final answer
    x = 28,835,084.17

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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.