Home / 7,380,670.22-10,185,329.29-4,117,484.94

Finding the Fourth Proportional to 7,380,670.22, 10,185,329.29 and 4,117,484.94

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Solution

The fourth proportional to 7,380,670.22, 10,185,329.29 and 4,117,484.94 is: 5,682,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,670.22 : 10,185,329.29 = 4,117,484.94 : x
  2. Step 2: Convert to fraction form
    7,380,670.22/10,185,329.29 = 4,117,484.94/x
  3. Step 3: Cross multiply
    7,380,670.22x = 10,185,329.29 × 4,117,484.94
  4. Step 4: Simplify right side
    7,380,670.22x = 41,937,939,960,515.89
  5. Step 5: Solve for x
    x = 41,937,939,960,515.89/7,380,670.22
  6. Step 6: Final answer
    x = 5,682,131.66

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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.