Home / 10,631,149.81-14,670,045.07-5,921,185.94

Finding the Fourth Proportional to 10,631,149.81, 14,670,045.07 and 5,921,185.94

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Solution

The fourth proportional to 10,631,149.81, 14,670,045.07 and 5,921,185.94 is: 8,170,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,149.81 : 14,670,045.07 = 5,921,185.94 : x
  2. Step 2: Convert to fraction form
    10,631,149.81/14,670,045.07 = 5,921,185.94/x
  3. Step 3: Cross multiply
    10,631,149.81x = 14,670,045.07 × 5,921,185.94
  4. Step 4: Simplify right side
    10,631,149.81x = 86,864,064,519,497.12
  5. Step 5: Solve for x
    x = 86,864,064,519,497.12/10,631,149.81
  6. Step 6: Final answer
    x = 8,170,712.11

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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.