Home / 8,962,942.36-13,437,522.04-4,640,358.72

Finding the Fourth Proportional to 8,962,942.36, 13,437,522.04 and 4,640,358.72

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Solution

The fourth proportional to 8,962,942.36, 13,437,522.04 and 4,640,358.72 is: 6,956,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962,942.36 : 13,437,522.04 = 4,640,358.72 : x
  2. Step 2: Convert to fraction form
    8,962,942.36/13,437,522.04 = 4,640,358.72/x
  3. Step 3: Cross multiply
    8,962,942.36x = 13,437,522.04 × 4,640,358.72
  4. Step 4: Simplify right side
    8,962,942.36x = 62,354,922,573,506.18
  5. Step 5: Solve for x
    x = 62,354,922,573,506.18/8,962,942.36
  6. Step 6: Final answer
    x = 6,956,970.16

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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.