Home / 19,783,934.80-29,675,902.20-16,382,712.40

Finding the Fourth Proportional to 19,783,934.80, 29,675,902.20 and 16,382,712.40

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Solution

The fourth proportional to 19,783,934.80, 29,675,902.20 and 16,382,712.40 is: 24,574,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783,934.80 : 29,675,902.20 = 16,382,712.40 : x
  2. Step 2: Convert to fraction form
    19,783,934.80/29,675,902.20 = 16,382,712.40/x
  3. Step 3: Cross multiply
    19,783,934.80x = 29,675,902.20 × 16,382,712.40
  4. Step 4: Simplify right side
    19,783,934.80x = 486,171,770,953,127.25
  5. Step 5: Solve for x
    x = 486,171,770,953,127.25/19,783,934.80
  6. Step 6: Final answer
    x = 24,574,068.60

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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.