Home / 19,728,923.40-29,593,385.10-16,185,983.40

Finding the Fourth Proportional to 19,728,923.40, 29,593,385.10 and 16,185,983.40

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Solution

The fourth proportional to 19,728,923.40, 29,593,385.10 and 16,185,983.40 is: 24,278,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728,923.40 : 29,593,385.10 = 16,185,983.40 : x
  2. Step 2: Convert to fraction form
    19,728,923.40/29,593,385.10 = 16,185,983.40/x
  3. Step 3: Cross multiply
    19,728,923.40x = 29,593,385.10 × 16,185,983.40
  4. Step 4: Simplify right side
    19,728,923.40x = 478,998,039,978,407.38
  5. Step 5: Solve for x
    x = 478,998,039,978,407.38/19,728,923.40
  6. Step 6: Final answer
    x = 24,278,975.10

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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.