Home / 22,303,927-30,779,949.81-12,515,095.36

Finding the Fourth Proportional to 22,303,927, 30,779,949.81 and 12,515,095.36

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Solution

The fourth proportional to 22,303,927, 30,779,949.81 and 12,515,095.36 is: 17,271,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303,927 : 30,779,949.81 = 12,515,095.36 : x
  2. Step 2: Convert to fraction form
    22,303,927/30,779,949.81 = 12,515,095.36/x
  3. Step 3: Cross multiply
    22,303,927x = 30,779,949.81 × 12,515,095.36
  4. Step 4: Simplify right side
    22,303,927x = 385,214,007,048,163.88
  5. Step 5: Solve for x
    x = 385,214,007,048,163.88/22,303,927
  6. Step 6: Final answer
    x = 17,271,129.30

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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.