Home / 19,360,113.20-29,040,169.80-16,705,905.20

Finding the Fourth Proportional to 19,360,113.20, 29,040,169.80 and 16,705,905.20

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Solution

The fourth proportional to 19,360,113.20, 29,040,169.80 and 16,705,905.20 is: 25,058,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360,113.20 : 29,040,169.80 = 16,705,905.20 : x
  2. Step 2: Convert to fraction form
    19,360,113.20/29,040,169.80 = 16,705,905.20/x
  3. Step 3: Cross multiply
    19,360,113.20x = 29,040,169.80 × 16,705,905.20
  4. Step 4: Simplify right side
    19,360,113.20x = 485,142,323,670,702.94
  5. Step 5: Solve for x
    x = 485,142,323,670,702.94/19,360,113.20
  6. Step 6: Final answer
    x = 25,058,857.80

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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.