Home / 10,334,375.40-15,494,564.70-5,281,530.60

Finding the Fourth Proportional to 10,334,375.40, 15,494,564.70 and 5,281,530.60

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Solution

The fourth proportional to 10,334,375.40, 15,494,564.70 and 5,281,530.60 is: 7,918,719.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334,375.40 : 15,494,564.70 = 5,281,530.60 : x
  2. Step 2: Convert to fraction form
    10,334,375.40/15,494,564.70 = 5,281,530.60/x
  3. Step 3: Cross multiply
    10,334,375.40x = 15,494,564.70 × 5,281,530.60
  4. Step 4: Simplify right side
    10,334,375.40x = 81,835,017,596,729.81
  5. Step 5: Solve for x
    x = 81,835,017,596,729.81/10,334,375.40
  6. Step 6: Final answer
    x = 7,918,719.27

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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.