Home / 11,874,808-16,387,266.72-6,442,300

Finding the Fourth Proportional to 11,874,808, 16,387,266.72 and 6,442,300

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Solution

The fourth proportional to 11,874,808, 16,387,266.72 and 6,442,300 is: 8,890,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,808 : 16,387,266.72 = 6,442,300 : x
  2. Step 2: Convert to fraction form
    11,874,808/16,387,266.72 = 6,442,300/x
  3. Step 3: Cross multiply
    11,874,808x = 16,387,266.72 × 6,442,300
  4. Step 4: Simplify right side
    11,874,808x = 105,571,688,390,256
  5. Step 5: Solve for x
    x = 105,571,688,390,256/11,874,808
  6. Step 6: Final answer
    x = 8,890,391.19

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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.