Home / 9,993,821.64-13,791,518.58-5,410,143

Finding the Fourth Proportional to 9,993,821.64, 13,791,518.58 and 5,410,143

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Solution

The fourth proportional to 9,993,821.64, 13,791,518.58 and 5,410,143 is: 7,466,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,821.64 : 13,791,518.58 = 5,410,143 : x
  2. Step 2: Convert to fraction form
    9,993,821.64/13,791,518.58 = 5,410,143/x
  3. Step 3: Cross multiply
    9,993,821.64x = 13,791,518.58 × 5,410,143
  4. Step 4: Simplify right side
    9,993,821.64x = 74,614,087,704,956.94
  5. Step 5: Solve for x
    x = 74,614,087,704,956.94/9,993,821.64
  6. Step 6: Final answer
    x = 7,466,021.55

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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.