Home / 19,686,205.80-29,529,308.70-11,041,432.20

Finding the Fourth Proportional to 19,686,205.80, 29,529,308.70 and 11,041,432.20

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Solution

The fourth proportional to 19,686,205.80, 29,529,308.70 and 11,041,432.20 is: 16,562,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,205.80 : 29,529,308.70 = 11,041,432.20 : x
  2. Step 2: Convert to fraction form
    19,686,205.80/29,529,308.70 = 11,041,432.20/x
  3. Step 3: Cross multiply
    19,686,205.80x = 29,529,308.70 × 11,041,432.20
  4. Step 4: Simplify right side
    19,686,205.80x = 326,045,859,923,920.12
  5. Step 5: Solve for x
    x = 326,045,859,923,920.12/19,686,205.80
  6. Step 6: Final answer
    x = 16,562,148.30

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1.5x scale

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.