Home / 12,588,787.69-18,883,181.54-4,069,124.17

Finding the Fourth Proportional to 12,588,787.69, 18,883,181.54 and 4,069,124.17

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Solution

The fourth proportional to 12,588,787.69, 18,883,181.54 and 4,069,124.17 is: 6,103,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,787.69 : 18,883,181.54 = 4,069,124.17 : x
  2. Step 2: Convert to fraction form
    12,588,787.69/18,883,181.54 = 4,069,124.17/x
  3. Step 3: Cross multiply
    12,588,787.69x = 18,883,181.54 × 4,069,124.17
  4. Step 4: Simplify right side
    12,588,787.69x = 76,838,010,373,876.69
  5. Step 5: Solve for x
    x = 76,838,010,373,876.69/12,588,787.69
  6. Step 6: Final answer
    x = 6,103,686.25

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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.