Home / 13,449,176.85-18,559,842.89-7,337,605.89

Finding the Fourth Proportional to 13,449,176.85, 18,559,842.89 and 7,337,605.89

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Solution

The fourth proportional to 13,449,176.85, 18,559,842.89 and 7,337,605.89 is: 10,125,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,176.85 : 18,559,842.89 = 7,337,605.89 : x
  2. Step 2: Convert to fraction form
    13,449,176.85/18,559,842.89 = 7,337,605.89/x
  3. Step 3: Cross multiply
    13,449,176.85x = 18,559,842.89 × 7,337,605.89
  4. Step 4: Simplify right side
    13,449,176.85x = 136,184,812,470,450.59
  5. Step 5: Solve for x
    x = 136,184,812,470,450.59/13,449,176.85
  6. Step 6: Final answer
    x = 10,125,884.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.