Home / 13,922,582.31-19,212,874.02-7,727,265.57

Finding the Fourth Proportional to 13,922,582.31, 19,212,874.02 and 7,727,265.57

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Solution

The fourth proportional to 13,922,582.31, 19,212,874.02 and 7,727,265.57 is: 10,663,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,582.31 : 19,212,874.02 = 7,727,265.57 : x
  2. Step 2: Convert to fraction form
    13,922,582.31/19,212,874.02 = 7,727,265.57/x
  3. Step 3: Cross multiply
    13,922,582.31x = 19,212,874.02 × 7,727,265.57
  4. Step 4: Simplify right side
    13,922,582.31x = 148,462,979,915,493.50
  5. Step 5: Solve for x
    x = 148,462,979,915,493.50/13,922,582.31
  6. Step 6: Final answer
    x = 10,663,465.77

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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.