Home / 7,940,274.50-11,910,411.75-1,956,642.50

Finding the Fourth Proportional to 7,940,274.50, 11,910,411.75 and 1,956,642.50

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Solution

The fourth proportional to 7,940,274.50, 11,910,411.75 and 1,956,642.50 is: 2,934,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,274.50 : 11,910,411.75 = 1,956,642.50 : x
  2. Step 2: Convert to fraction form
    7,940,274.50/11,910,411.75 = 1,956,642.50/x
  3. Step 3: Cross multiply
    7,940,274.50x = 11,910,411.75 × 1,956,642.50
  4. Step 4: Simplify right side
    7,940,274.50x = 23,304,417,822,549.38
  5. Step 5: Solve for x
    x = 23,304,417,822,549.38/7,940,274.50
  6. Step 6: Final answer
    x = 2,934,963.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.