Home / 10,435,230.40-15,652,845.60-7,411,921.60

Finding the Fourth Proportional to 10,435,230.40, 15,652,845.60 and 7,411,921.60

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Solution

The fourth proportional to 10,435,230.40, 15,652,845.60 and 7,411,921.60 is: 11,117,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435,230.40 : 15,652,845.60 = 7,411,921.60 : x
  2. Step 2: Convert to fraction form
    10,435,230.40/15,652,845.60 = 7,411,921.60/x
  3. Step 3: Cross multiply
    10,435,230.40x = 15,652,845.60 × 7,411,921.60
  4. Step 4: Simplify right side
    10,435,230.40x = 116,017,664,404,104.95
  5. Step 5: Solve for x
    x = 116,017,664,404,104.95/10,435,230.40
  6. Step 6: Final answer
    x = 11,117,882.40

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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.