Home / 14,303,185.11-19,738,162.90-7,776,978.90

Finding the Fourth Proportional to 14,303,185.11, 19,738,162.90 and 7,776,978.90

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Solution

The fourth proportional to 14,303,185.11, 19,738,162.90 and 7,776,978.90 is: 10,732,104.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,185.11 : 19,738,162.90 = 7,776,978.90 : x
  2. Step 2: Convert to fraction form
    14,303,185.11/19,738,162.90 = 7,776,978.90/x
  3. Step 3: Cross multiply
    14,303,185.11x = 19,738,162.90 × 7,776,978.90
  4. Step 4: Simplify right side
    14,303,185.11x = 153,503,276,359,177.91
  5. Step 5: Solve for x
    x = 153,503,276,359,177.91/14,303,185.11
  6. Step 6: Final answer
    x = 10,732,104.44

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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.