Home / 14,903,999.20-22,355,998.80-5,319,690.40

Finding the Fourth Proportional to 14,903,999.20, 22,355,998.80 and 5,319,690.40

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Solution

The fourth proportional to 14,903,999.20, 22,355,998.80 and 5,319,690.40 is: 7,979,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903,999.20 : 22,355,998.80 = 5,319,690.40 : x
  2. Step 2: Convert to fraction form
    14,903,999.20/22,355,998.80 = 5,319,690.40/x
  3. Step 3: Cross multiply
    14,903,999.20x = 22,355,998.80 × 5,319,690.40
  4. Step 4: Simplify right side
    14,903,999.20x = 118,926,992,198,771.53
  5. Step 5: Solve for x
    x = 118,926,992,198,771.53/14,903,999.20
  6. Step 6: Final answer
    x = 7,979,535.60

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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.