Home / 14,020,033.30-19,347,672.72-7,740,572.77

Finding the Fourth Proportional to 14,020,033.30, 19,347,672.72 and 7,740,572.77

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Solution

The fourth proportional to 14,020,033.30, 19,347,672.72 and 7,740,572.77 is: 10,682,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020,033.30 : 19,347,672.72 = 7,740,572.77 : x
  2. Step 2: Convert to fraction form
    14,020,033.30/19,347,672.72 = 7,740,572.77/x
  3. Step 3: Cross multiply
    14,020,033.30x = 19,347,672.72 × 7,740,572.77
  4. Step 4: Simplify right side
    14,020,033.30x = 149,762,068,672,515.56
  5. Step 5: Solve for x
    x = 149,762,068,672,515.56/14,020,033.30
  6. Step 6: Final answer
    x = 10,682,005.21

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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.