Home / 6,238,981.20-9,339,809.40-5,869,880.40

Finding the Fourth Proportional to 6,238,981.20, 9,339,809.40 and 5,869,880.40

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Solution

The fourth proportional to 6,238,981.20, 9,339,809.40 and 5,869,880.40 is: 8,787,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,981.20 : 9,339,809.40 = 5,869,880.40 : x
  2. Step 2: Convert to fraction form
    6,238,981.20/9,339,809.40 = 5,869,880.40/x
  3. Step 3: Cross multiply
    6,238,981.20x = 9,339,809.40 × 5,869,880.40
  4. Step 4: Simplify right side
    6,238,981.20x = 54,823,564,136,795.77
  5. Step 5: Solve for x
    x = 54,823,564,136,795.77/6,238,981.20
  6. Step 6: Final answer
    x = 8,787,262.28

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1.5x scale

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.