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Finding the Fourth Proportional to 10,368,021.30, 14,481,637.50 and 10,368,021.30

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Solution

The fourth proportional to 10,368,021.30, 14,481,637.50 and 10,368,021.30 is: 14,481,637.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,021.30 : 14,481,637.50 = 10,368,021.30 : x
  2. Step 2: Convert to fraction form
    10,368,021.30/14,481,637.50 = 10,368,021.30/x
  3. Step 3: Cross multiply
    10,368,021.30x = 14,481,637.50 × 10,368,021.30
  4. Step 4: Simplify right side
    10,368,021.30x = 150,145,926,058,878.75
  5. Step 5: Solve for x
    x = 150,145,926,058,878.75/10,368,021.30
  6. Step 6: Final answer
    x = 14,481,637.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.