Home / 18,683,658.40-28,025,487.60-14,904,522.40

Finding the Fourth Proportional to 18,683,658.40, 28,025,487.60 and 14,904,522.40

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Solution

The fourth proportional to 18,683,658.40, 28,025,487.60 and 14,904,522.40 is: 22,356,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,658.40 : 28,025,487.60 = 14,904,522.40 : x
  2. Step 2: Convert to fraction form
    18,683,658.40/28,025,487.60 = 14,904,522.40/x
  3. Step 3: Cross multiply
    18,683,658.40x = 28,025,487.60 × 14,904,522.40
  4. Step 4: Simplify right side
    18,683,658.40x = 417,706,507,705,122.25
  5. Step 5: Solve for x
    x = 417,706,507,705,122.25/18,683,658.40
  6. Step 6: Final answer
    x = 22,356,783.60

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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.