Home / 9,391,619.52-12,953,727.36-8,619,754.32

Finding the Fourth Proportional to 9,391,619.52, 12,953,727.36 and 8,619,754.32

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Solution

The fourth proportional to 9,391,619.52, 12,953,727.36 and 8,619,754.32 is: 11,889,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391,619.52 : 12,953,727.36 = 8,619,754.32 : x
  2. Step 2: Convert to fraction form
    9,391,619.52/12,953,727.36 = 8,619,754.32/x
  3. Step 3: Cross multiply
    9,391,619.52x = 12,953,727.36 × 8,619,754.32
  4. Step 4: Simplify right side
    9,391,619.52x = 111,657,947,371,462.19
  5. Step 5: Solve for x
    x = 111,657,947,371,462.19/9,391,619.52
  6. Step 6: Final answer
    x = 11,889,104.66

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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.