Home / 9,075,059.72-12,522,811.52-5,207,497.70

Finding the Fourth Proportional to 9,075,059.72, 12,522,811.52 and 5,207,497.70

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Solution

The fourth proportional to 9,075,059.72, 12,522,811.52 and 5,207,497.70 is: 7,185,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075,059.72 : 12,522,811.52 = 5,207,497.70 : x
  2. Step 2: Convert to fraction form
    9,075,059.72/12,522,811.52 = 5,207,497.70/x
  3. Step 3: Cross multiply
    9,075,059.72x = 12,522,811.52 × 5,207,497.70
  4. Step 4: Simplify right side
    9,075,059.72x = 65,212,512,187,933.51
  5. Step 5: Solve for x
    x = 65,212,512,187,933.51/9,075,059.72
  6. Step 6: Final answer
    x = 7,185,904.47

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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.