Home / 13,376,079.40-20,064,119.10-9,969,845.80

Finding the Fourth Proportional to 13,376,079.40, 20,064,119.10 and 9,969,845.80

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Solution

The fourth proportional to 13,376,079.40, 20,064,119.10 and 9,969,845.80 is: 14,954,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,079.40 : 20,064,119.10 = 9,969,845.80 : x
  2. Step 2: Convert to fraction form
    13,376,079.40/20,064,119.10 = 9,969,845.80/x
  3. Step 3: Cross multiply
    13,376,079.40x = 20,064,119.10 × 9,969,845.80
  4. Step 4: Simplify right side
    13,376,079.40x = 200,036,173,539,834.81
  5. Step 5: Solve for x
    x = 200,036,173,539,834.81/13,376,079.40
  6. Step 6: Final answer
    x = 14,954,768.70

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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.