Home / 10,515,038.72-14,510,773.49-5,805,443.30

Finding the Fourth Proportional to 10,515,038.72, 14,510,773.49 and 5,805,443.30

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Solution

The fourth proportional to 10,515,038.72, 14,510,773.49 and 5,805,443.30 is: 8,011,522.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,038.72 : 14,510,773.49 = 5,805,443.30 : x
  2. Step 2: Convert to fraction form
    10,515,038.72/14,510,773.49 = 5,805,443.30/x
  3. Step 3: Cross multiply
    10,515,038.72x = 14,510,773.49 × 5,805,443.30
  4. Step 4: Simplify right side
    10,515,038.72x = 84,241,472,633,757.03
  5. Step 5: Solve for x
    x = 84,241,472,633,757.03/10,515,038.72
  6. Step 6: Final answer
    x = 8,011,522.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.