Home / 10,903,790.40-16,355,685.60-10,829,140.80

Finding the Fourth Proportional to 10,903,790.40, 16,355,685.60 and 10,829,140.80

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Solution

The fourth proportional to 10,903,790.40, 16,355,685.60 and 10,829,140.80 is: 16,243,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,790.40 : 16,355,685.60 = 10,829,140.80 : x
  2. Step 2: Convert to fraction form
    10,903,790.40/16,355,685.60 = 10,829,140.80/x
  3. Step 3: Cross multiply
    10,903,790.40x = 16,355,685.60 × 10,829,140.80
  4. Step 4: Simplify right side
    10,903,790.40x = 177,118,022,242,932.50
  5. Step 5: Solve for x
    x = 177,118,022,242,932.50/10,903,790.40
  6. Step 6: Final answer
    x = 16,243,711.20

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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.