Home / 30,295,687.80-45,443,531.70-9,825,367.80

Finding the Fourth Proportional to 30,295,687.80, 45,443,531.70 and 9,825,367.80

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Solution

The fourth proportional to 30,295,687.80, 45,443,531.70 and 9,825,367.80 is: 14,738,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295,687.80 : 45,443,531.70 = 9,825,367.80 : x
  2. Step 2: Convert to fraction form
    30,295,687.80/45,443,531.70 = 9,825,367.80/x
  3. Step 3: Cross multiply
    30,295,687.80x = 45,443,531.70 × 9,825,367.80
  4. Step 4: Simplify right side
    30,295,687.80x = 446,499,413,083,459.31
  5. Step 5: Solve for x
    x = 446,499,413,083,459.31/30,295,687.80
  6. Step 6: Final answer
    x = 14,738,051.70

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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.