Home / 10,736,931.84-16,115,351.04-5,421,880.32

Finding the Fourth Proportional to 10,736,931.84, 16,115,351.04 and 5,421,880.32

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Solution

The fourth proportional to 10,736,931.84, 16,115,351.04 and 5,421,880.32 is: 8,137,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,736,931.84 : 16,115,351.04 = 5,421,880.32 : x
  2. Step 2: Convert to fraction form
    10,736,931.84/16,115,351.04 = 5,421,880.32/x
  3. Step 3: Cross multiply
    10,736,931.84x = 16,115,351.04 × 5,421,880.32
  4. Step 4: Simplify right side
    10,736,931.84x = 87,375,504,653,667.53
  5. Step 5: Solve for x
    x = 87,375,504,653,667.53/10,736,931.84
  6. Step 6: Final answer
    x = 8,137,846.64

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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.