Home / 12,553,331.20-18,829,996.80-6,176,039.20

Finding the Fourth Proportional to 12,553,331.20, 18,829,996.80 and 6,176,039.20

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Solution

The fourth proportional to 12,553,331.20, 18,829,996.80 and 6,176,039.20 is: 9,264,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,331.20 : 18,829,996.80 = 6,176,039.20 : x
  2. Step 2: Convert to fraction form
    12,553,331.20/18,829,996.80 = 6,176,039.20/x
  3. Step 3: Cross multiply
    12,553,331.20x = 18,829,996.80 × 6,176,039.20
  4. Step 4: Simplify right side
    12,553,331.20x = 116,294,798,372,674.56
  5. Step 5: Solve for x
    x = 116,294,798,372,674.56/12,553,331.20
  6. Step 6: Final answer
    x = 9,264,058.80

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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.