Home / 38,298,664.68-52,852,096.80-20,895,011.43

Finding the Fourth Proportional to 38,298,664.68, 52,852,096.80 and 20,895,011.43

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Solution

The fourth proportional to 38,298,664.68, 52,852,096.80 and 20,895,011.43 is: 28,835,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,664.68 : 52,852,096.80 = 20,895,011.43 : x
  2. Step 2: Convert to fraction form
    38,298,664.68/52,852,096.80 = 20,895,011.43/x
  3. Step 3: Cross multiply
    38,298,664.68x = 52,852,096.80 × 20,895,011.43
  4. Step 4: Simplify right side
    38,298,664.68x = 1,104,345,166,735,466.38
  5. Step 5: Solve for x
    x = 1,104,345,166,735,466.38/38,298,664.68
  6. Step 6: Final answer
    x = 28,835,082.79

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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.