Home / 16,391,291.30-22,622,942.93-9,776,303.82

Finding the Fourth Proportional to 16,391,291.30, 22,622,942.93 and 9,776,303.82

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Solution

The fourth proportional to 16,391,291.30, 22,622,942.93 and 9,776,303.82 is: 13,493,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391,291.30 : 22,622,942.93 = 9,776,303.82 : x
  2. Step 2: Convert to fraction form
    16,391,291.30/22,622,942.93 = 9,776,303.82/x
  3. Step 3: Cross multiply
    16,391,291.30x = 22,622,942.93 × 9,776,303.82
  4. Step 4: Simplify right side
    16,391,291.30x = 221,168,763,337,319.50
  5. Step 5: Solve for x
    x = 221,168,763,337,319.50/16,391,291.30
  6. Step 6: Final answer
    x = 13,493,065.27

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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.