Home / 38,490,907.14-53,117,433.45-23,020,991.46

Finding the Fourth Proportional to 38,490,907.14, 53,117,433.45 and 23,020,991.46

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Solution

The fourth proportional to 38,490,907.14, 53,117,433.45 and 23,020,991.46 is: 31,768,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490,907.14 : 53,117,433.45 = 23,020,991.46 : x
  2. Step 2: Convert to fraction form
    38,490,907.14/53,117,433.45 = 23,020,991.46/x
  3. Step 3: Cross multiply
    38,490,907.14x = 53,117,433.45 × 23,020,991.46
  4. Step 4: Simplify right side
    38,490,907.14x = 1,222,815,981,829,568.50
  5. Step 5: Solve for x
    x = 1,222,815,981,829,568.50/38,490,907.14
  6. Step 6: Final answer
    x = 31,768,957.21

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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.