Home / 14,328,140.67-19,772,749.90-7,801,754.50

Finding the Fourth Proportional to 14,328,140.67, 19,772,749.90 and 7,801,754.50

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Solution

The fourth proportional to 14,328,140.67, 19,772,749.90 and 7,801,754.50 is: 10,766,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328,140.67 : 19,772,749.90 = 7,801,754.50 : x
  2. Step 2: Convert to fraction form
    14,328,140.67/19,772,749.90 = 7,801,754.50/x
  3. Step 3: Cross multiply
    14,328,140.67x = 19,772,749.90 × 7,801,754.50
  4. Step 4: Simplify right side
    14,328,140.67x = 154,262,140,544,167.69
  5. Step 5: Solve for x
    x = 154,262,140,544,167.69/14,328,140.67
  6. Step 6: Final answer
    x = 10,766,375.35

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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.