Home / 13,376,064.40-20,064,096.60-9,969,830.80

Finding the Fourth Proportional to 13,376,064.40, 20,064,096.60 and 9,969,830.80

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Solution

The fourth proportional to 13,376,064.40, 20,064,096.60 and 9,969,830.80 is: 14,954,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,064.40 : 20,064,096.60 = 9,969,830.80 : x
  2. Step 2: Convert to fraction form
    13,376,064.40/20,064,096.60 = 9,969,830.80/x
  3. Step 3: Cross multiply
    13,376,064.40x = 20,064,096.60 × 9,969,830.80
  4. Step 4: Simplify right side
    13,376,064.40x = 200,035,648,256,855.31
  5. Step 5: Solve for x
    x = 200,035,648,256,855.31/13,376,064.40
  6. Step 6: Final answer
    x = 14,954,746.20

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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.