Home / 28,478,787.60-42,720,173.82-14,097,994.14

Finding the Fourth Proportional to 28,478,787.60, 42,720,173.82 and 14,097,994.14

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Solution

The fourth proportional to 28,478,787.60, 42,720,173.82 and 14,097,994.14 is: 21,147,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,478,787.60 : 42,720,173.82 = 14,097,994.14 : x
  2. Step 2: Convert to fraction form
    28,478,787.60/42,720,173.82 = 14,097,994.14/x
  3. Step 3: Cross multiply
    28,478,787.60x = 42,720,173.82 × 14,097,994.14
  4. Step 4: Simplify right side
    28,478,787.60x = 602,268,760,174,141.50
  5. Step 5: Solve for x
    x = 602,268,760,174,141.50/28,478,787.60
  6. Step 6: Final answer
    x = 21,147,977.53

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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.