Home / 13,035,309.20-19,559,962.20-5,463,040.40

Finding the Fourth Proportional to 13,035,309.20, 19,559,962.20 and 5,463,040.40

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Solution

The fourth proportional to 13,035,309.20, 19,559,962.20 and 5,463,040.40 is: 8,197,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,309.20 : 19,559,962.20 = 5,463,040.40 : x
  2. Step 2: Convert to fraction form
    13,035,309.20/19,559,962.20 = 5,463,040.40/x
  3. Step 3: Cross multiply
    13,035,309.20x = 19,559,962.20 × 5,463,040.40
  4. Step 4: Simplify right side
    13,035,309.20x = 106,856,863,721,072.89
  5. Step 5: Solve for x
    x = 106,856,863,721,072.89/13,035,309.20
  6. Step 6: Final answer
    x = 8,197,493.60

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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.