Home / 7,783,752.69-11,675,670.60-5,105,040.93

Finding the Fourth Proportional to 7,783,752.69, 11,675,670.60 and 5,105,040.93

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Solution

The fourth proportional to 7,783,752.69, 11,675,670.60 and 5,105,040.93 is: 7,657,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,752.69 : 11,675,670.60 = 5,105,040.93 : x
  2. Step 2: Convert to fraction form
    7,783,752.69/11,675,670.60 = 5,105,040.93/x
  3. Step 3: Cross multiply
    7,783,752.69x = 11,675,670.60 × 5,105,040.93
  4. Step 4: Simplify right side
    7,783,752.69x = 59,604,776,298,197.66
  5. Step 5: Solve for x
    x = 59,604,776,298,197.66/7,783,752.69
  6. Step 6: Final answer
    x = 7,657,588.66

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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.