Home / 10,945,871.20-16,418,806.80-4,553,999.20

Finding the Fourth Proportional to 10,945,871.20, 16,418,806.80 and 4,553,999.20

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Solution

The fourth proportional to 10,945,871.20, 16,418,806.80 and 4,553,999.20 is: 6,830,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,871.20 : 16,418,806.80 = 4,553,999.20 : x
  2. Step 2: Convert to fraction form
    10,945,871.20/16,418,806.80 = 4,553,999.20/x
  3. Step 3: Cross multiply
    10,945,871.20x = 16,418,806.80 × 4,553,999.20
  4. Step 4: Simplify right side
    10,945,871.20x = 74,771,233,032,154.56
  5. Step 5: Solve for x
    x = 74,771,233,032,154.56/10,945,871.20
  6. Step 6: Final answer
    x = 6,830,998.80

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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.