Home / 12,349,751.37-18,521,024.54-4,151,466.93

Finding the Fourth Proportional to 12,349,751.37, 18,521,024.54 and 4,151,466.93

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Solution

The fourth proportional to 12,349,751.37, 18,521,024.54 and 4,151,466.93 is: 6,225,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349,751.37 : 18,521,024.54 = 4,151,466.93 : x
  2. Step 2: Convert to fraction form
    12,349,751.37/18,521,024.54 = 4,151,466.93/x
  3. Step 3: Cross multiply
    12,349,751.37x = 18,521,024.54 × 4,151,466.93
  4. Step 4: Simplify right side
    12,349,751.37x = 76,889,420,887,528.47
  5. Step 5: Solve for x
    x = 76,889,420,887,528.47/12,349,751.37
  6. Step 6: Final answer
    x = 6,225,989.38

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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.