Home / 9,945,396.60-14,909,346.90-6,740,129.40

Finding the Fourth Proportional to 9,945,396.60, 14,909,346.90 and 6,740,129.40

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Solution

The fourth proportional to 9,945,396.60, 14,909,346.90 and 6,740,129.40 is: 10,104,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945,396.60 : 14,909,346.90 = 6,740,129.40 : x
  2. Step 2: Convert to fraction form
    9,945,396.60/14,909,346.90 = 6,740,129.40/x
  3. Step 3: Cross multiply
    9,945,396.60x = 14,909,346.90 × 6,740,129.40
  4. Step 4: Simplify right side
    9,945,396.60x = 100,490,927,375,488.88
  5. Step 5: Solve for x
    x = 100,490,927,375,488.88/9,945,396.60
  6. Step 6: Final answer
    x = 10,104,265.46

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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.