Home / 13,658,516.98-20,490,994.02-4,436,448.28

Finding the Fourth Proportional to 13,658,516.98, 20,490,994.02 and 4,436,448.28

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Solution

The fourth proportional to 13,658,516.98, 20,490,994.02 and 4,436,448.28 is: 6,655,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,516.98 : 20,490,994.02 = 4,436,448.28 : x
  2. Step 2: Convert to fraction form
    13,658,516.98/20,490,994.02 = 4,436,448.28/x
  3. Step 3: Cross multiply
    13,658,516.98x = 20,490,994.02 × 4,436,448.28
  4. Step 4: Simplify right side
    13,658,516.98x = 90,907,235,175,519.28
  5. Step 5: Solve for x
    x = 90,907,235,175,519.28/13,658,516.98
  6. Step 6: Final answer
    x = 6,655,717.84

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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.