Home / 16,863,211.80-23,271,237.90-9,128,230.20

Finding the Fourth Proportional to 16,863,211.80, 23,271,237.90 and 9,128,230.20

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Solution

The fourth proportional to 16,863,211.80, 23,271,237.90 and 9,128,230.20 is: 12,596,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863,211.80 : 23,271,237.90 = 9,128,230.20 : x
  2. Step 2: Convert to fraction form
    16,863,211.80/23,271,237.90 = 9,128,230.20/x
  3. Step 3: Cross multiply
    16,863,211.80x = 23,271,237.90 × 9,128,230.20
  4. Step 4: Simplify right side
    16,863,211.80x = 212,425,216,590,164.56
  5. Step 5: Solve for x
    x = 212,425,216,590,164.56/16,863,211.80
  6. Step 6: Final answer
    x = 12,596,960.72

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1.5x scale

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.