Home / 28,677,268.40-43,015,902.60-14,344,545.20

Finding the Fourth Proportional to 28,677,268.40, 43,015,902.60 and 14,344,545.20

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Solution

The fourth proportional to 28,677,268.40, 43,015,902.60 and 14,344,545.20 is: 21,516,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677,268.40 : 43,015,902.60 = 14,344,545.20 : x
  2. Step 2: Convert to fraction form
    28,677,268.40/43,015,902.60 = 14,344,545.20/x
  3. Step 3: Cross multiply
    28,677,268.40x = 43,015,902.60 × 14,344,545.20
  4. Step 4: Simplify right side
    28,677,268.40x = 617,043,559,164,497.50
  5. Step 5: Solve for x
    x = 617,043,559,164,497.50/28,677,268.40
  6. Step 6: Final answer
    x = 21,516,817.80

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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.