Home / 10,629,292.23-15,919,967.21-4,937,538.87

Finding the Fourth Proportional to 10,629,292.23, 15,919,967.21 and 4,937,538.87

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Solution

The fourth proportional to 10,629,292.23, 15,919,967.21 and 4,937,538.87 is: 7,395,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629,292.23 : 15,919,967.21 = 4,937,538.87 : x
  2. Step 2: Convert to fraction form
    10,629,292.23/15,919,967.21 = 4,937,538.87/x
  3. Step 3: Cross multiply
    10,629,292.23x = 15,919,967.21 × 4,937,538.87
  4. Step 4: Simplify right side
    10,629,292.23x = 78,605,456,883,812.77
  5. Step 5: Solve for x
    x = 78,605,456,883,812.77/10,629,292.23
  6. Step 6: Final answer
    x = 7,395,173.19

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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.