Home / 11,775,220.94-16,247,423.13-6,879,497.51

Finding the Fourth Proportional to 11,775,220.94, 16,247,423.13 and 6,879,497.51

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Solution

The fourth proportional to 11,775,220.94, 16,247,423.13 and 6,879,497.51 is: 9,492,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775,220.94 : 16,247,423.13 = 6,879,497.51 : x
  2. Step 2: Convert to fraction form
    11,775,220.94/16,247,423.13 = 6,879,497.51/x
  3. Step 3: Cross multiply
    11,775,220.94x = 16,247,423.13 × 6,879,497.51
  4. Step 4: Simplify right side
    11,775,220.94x = 111,774,106,966,751.41
  5. Step 5: Solve for x
    x = 111,774,106,966,751.41/11,775,220.94
  6. Step 6: Final answer
    x = 9,492,315.05

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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.