Home / 25,700,787.63-38,551,312.69-8,661,608.19

Finding the Fourth Proportional to 25,700,787.63, 38,551,312.69 and 8,661,608.19

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Solution

The fourth proportional to 25,700,787.63, 38,551,312.69 and 8,661,608.19 is: 12,992,456.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700,787.63 : 38,551,312.69 = 8,661,608.19 : x
  2. Step 2: Convert to fraction form
    25,700,787.63/38,551,312.69 = 8,661,608.19/x
  3. Step 3: Cross multiply
    25,700,787.63x = 38,551,312.69 × 8,661,608.19
  4. Step 4: Simplify right side
    25,700,787.63x = 333,916,365,709,300.88
  5. Step 5: Solve for x
    x = 333,916,365,709,300.88/25,700,787.63
  6. Step 6: Final answer
    x = 12,992,456.52

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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.