Home / 19,029,510.72-28,537,868.99-6,896,433.84

Finding the Fourth Proportional to 19,029,510.72, 28,537,868.99 and 6,896,433.84

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Solution

The fourth proportional to 19,029,510.72, 28,537,868.99 and 6,896,433.84 is: 10,342,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029,510.72 : 28,537,868.99 = 6,896,433.84 : x
  2. Step 2: Convert to fraction form
    19,029,510.72/28,537,868.99 = 6,896,433.84/x
  3. Step 3: Cross multiply
    19,029,510.72x = 28,537,868.99 × 6,896,433.84
  4. Step 4: Simplify right side
    19,029,510.72x = 196,809,525,389,640.44
  5. Step 5: Solve for x
    x = 196,809,525,389,640.44/19,029,510.72
  6. Step 6: Final answer
    x = 10,342,332.41

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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.