Home / 7,492,090.21-10,339,084.53-4,054,331.28

Finding the Fourth Proportional to 7,492,090.21, 10,339,084.53 and 4,054,331.28

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Solution

The fourth proportional to 7,492,090.21, 10,339,084.53 and 4,054,331.28 is: 5,594,977.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492,090.21 : 10,339,084.53 = 4,054,331.28 : x
  2. Step 2: Convert to fraction form
    7,492,090.21/10,339,084.53 = 4,054,331.28/x
  3. Step 3: Cross multiply
    7,492,090.21x = 10,339,084.53 × 4,054,331.28
  4. Step 4: Simplify right side
    7,492,090.21x = 41,918,073,816,543.09
  5. Step 5: Solve for x
    x = 41,918,073,816,543.09/7,492,090.21
  6. Step 6: Final answer
    x = 5,594,977.19

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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.