Home / 10,064,490.40-15,096,735.60-6,474,311.20

Finding the Fourth Proportional to 10,064,490.40, 15,096,735.60 and 6,474,311.20

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Solution

The fourth proportional to 10,064,490.40, 15,096,735.60 and 6,474,311.20 is: 9,711,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064,490.40 : 15,096,735.60 = 6,474,311.20 : x
  2. Step 2: Convert to fraction form
    10,064,490.40/15,096,735.60 = 6,474,311.20/x
  3. Step 3: Cross multiply
    10,064,490.40x = 15,096,735.60 × 6,474,311.20
  4. Step 4: Simplify right side
    10,064,490.40x = 97,740,964,378,518.72
  5. Step 5: Solve for x
    x = 97,740,964,378,518.72/10,064,490.40
  6. Step 6: Final answer
    x = 9,711,466.80

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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.