Home / 8,903,728.40-13,355,592.60-2,172,142.40

Finding the Fourth Proportional to 8,903,728.40, 13,355,592.60 and 2,172,142.40

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Solution

The fourth proportional to 8,903,728.40, 13,355,592.60 and 2,172,142.40 is: 3,258,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,728.40 : 13,355,592.60 = 2,172,142.40 : x
  2. Step 2: Convert to fraction form
    8,903,728.40/13,355,592.60 = 2,172,142.40/x
  3. Step 3: Cross multiply
    8,903,728.40x = 13,355,592.60 × 2,172,142.40
  4. Step 4: Simplify right side
    8,903,728.40x = 29,010,248,963,586.24
  5. Step 5: Solve for x
    x = 29,010,248,963,586.24/8,903,728.40
  6. Step 6: Final answer
    x = 3,258,213.60

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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.