Home / 12,047,863.98-18,071,802.45-7,563,289.26

Finding the Fourth Proportional to 12,047,863.98, 18,071,802.45 and 7,563,289.26

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Solution

The fourth proportional to 12,047,863.98, 18,071,802.45 and 7,563,289.26 is: 11,344,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047,863.98 : 18,071,802.45 = 7,563,289.26 : x
  2. Step 2: Convert to fraction form
    12,047,863.98/18,071,802.45 = 7,563,289.26/x
  3. Step 3: Cross multiply
    12,047,863.98x = 18,071,802.45 × 7,563,289.26
  4. Step 4: Simplify right side
    12,047,863.98x = 136,682,269,378,926.67
  5. Step 5: Solve for x
    x = 136,682,269,378,926.67/12,047,863.98
  6. Step 6: Final answer
    x = 11,344,937.96

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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.