Home / 7,017,943.93-9,684,222.10-3,962,459.77

Finding the Fourth Proportional to 7,017,943.93, 9,684,222.10 and 3,962,459.77

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Solution

The fourth proportional to 7,017,943.93, 9,684,222.10 and 3,962,459.77 is: 5,467,889.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,943.93 : 9,684,222.10 = 3,962,459.77 : x
  2. Step 2: Convert to fraction form
    7,017,943.93/9,684,222.10 = 3,962,459.77/x
  3. Step 3: Cross multiply
    7,017,943.93x = 9,684,222.10 × 3,962,459.77
  4. Step 4: Simplify right side
    7,017,943.93x = 38,373,340,474,994.91
  5. Step 5: Solve for x
    x = 38,373,340,474,994.91/7,017,943.93
  6. Step 6: Final answer
    x = 5,467,889.29

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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.