Home / 7,623,974.99-10,521,085.56-4,186,216.10

Finding the Fourth Proportional to 7,623,974.99, 10,521,085.56 and 4,186,216.10

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Solution

The fourth proportional to 7,623,974.99, 10,521,085.56 and 4,186,216.10 is: 5,776,978.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,974.99 : 10,521,085.56 = 4,186,216.10 : x
  2. Step 2: Convert to fraction form
    7,623,974.99/10,521,085.56 = 4,186,216.10/x
  3. Step 3: Cross multiply
    7,623,974.99x = 10,521,085.56 × 4,186,216.10
  4. Step 4: Simplify right side
    7,623,974.99x = 44,043,537,760,749.52
  5. Step 5: Solve for x
    x = 44,043,537,760,749.52/7,623,974.99
  6. Step 6: Final answer
    x = 5,776,978.26

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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.