Home / 38,320,463.79-52,874,345.84-22,019,790.51

Finding the Fourth Proportional to 38,320,463.79, 52,874,345.84 and 22,019,790.51

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Solution

The fourth proportional to 38,320,463.79, 52,874,345.84 and 22,019,790.51 is: 30,382,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,320,463.79 : 52,874,345.84 = 22,019,790.51 : x
  2. Step 2: Convert to fraction form
    38,320,463.79/52,874,345.84 = 22,019,790.51/x
  3. Step 3: Cross multiply
    38,320,463.79x = 52,874,345.84 × 22,019,790.51
  4. Step 4: Simplify right side
    38,320,463.79x = 1,164,282,018,639,991.25
  5. Step 5: Solve for x
    x = 1,164,282,018,639,991.25/38,320,463.79
  6. Step 6: Final answer
    x = 30,382,774.72

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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.