Home / 9,075,056.22-12,522,806.70-5,207,494.20

Finding the Fourth Proportional to 9,075,056.22, 12,522,806.70 and 5,207,494.20

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Solution

The fourth proportional to 9,075,056.22, 12,522,806.70 and 5,207,494.20 is: 7,185,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075,056.22 : 12,522,806.70 = 5,207,494.20 : x
  2. Step 2: Convert to fraction form
    9,075,056.22/12,522,806.70 = 5,207,494.20/x
  3. Step 3: Cross multiply
    9,075,056.22x = 12,522,806.70 × 5,207,494.20
  4. Step 4: Simplify right side
    9,075,056.22x = 65,212,443,257,971.14
  5. Step 5: Solve for x
    x = 65,212,443,257,971.14/9,075,056.22
  6. Step 6: Final answer
    x = 7,185,899.64

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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.