Home / 10,456,603.20-15,684,904.80-7,586,821.80

Finding the Fourth Proportional to 10,456,603.20, 15,684,904.80 and 7,586,821.80

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Solution

The fourth proportional to 10,456,603.20, 15,684,904.80 and 7,586,821.80 is: 11,380,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,603.20 : 15,684,904.80 = 7,586,821.80 : x
  2. Step 2: Convert to fraction form
    10,456,603.20/15,684,904.80 = 7,586,821.80/x
  3. Step 3: Cross multiply
    10,456,603.20x = 15,684,904.80 × 7,586,821.80
  4. Step 4: Simplify right side
    10,456,603.20x = 118,998,577,667,564.64
  5. Step 5: Solve for x
    x = 118,998,577,667,564.64/10,456,603.20
  6. Step 6: Final answer
    x = 11,380,232.70

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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.