Home / 9,332,968.68-12,878,120.47-5,412,557.34

Finding the Fourth Proportional to 9,332,968.68, 12,878,120.47 and 5,412,557.34

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Solution

The fourth proportional to 9,332,968.68, 12,878,120.47 and 5,412,557.34 is: 7,468,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332,968.68 : 12,878,120.47 = 5,412,557.34 : x
  2. Step 2: Convert to fraction form
    9,332,968.68/12,878,120.47 = 5,412,557.34/x
  3. Step 3: Cross multiply
    9,332,968.68x = 12,878,120.47 × 5,412,557.34
  4. Step 4: Simplify right side
    9,332,968.68x = 69,703,565,475,302.75
  5. Step 5: Solve for x
    x = 69,703,565,475,302.75/9,332,968.68
  6. Step 6: Final answer
    x = 7,468,530.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.