Home / 10,659,702.90-15,989,557.11-2,984,478.51

Finding the Fourth Proportional to 10,659,702.90, 15,989,557.11 and 2,984,478.51

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Solution

The fourth proportional to 10,659,702.90, 15,989,557.11 and 2,984,478.51 is: 4,476,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659,702.90 : 15,989,557.11 = 2,984,478.51 : x
  2. Step 2: Convert to fraction form
    10,659,702.90/15,989,557.11 = 2,984,478.51/x
  3. Step 3: Cross multiply
    10,659,702.90x = 15,989,557.11 × 2,984,478.51
  4. Step 4: Simplify right side
    10,659,702.90x = 47,720,489,579,212.70
  5. Step 5: Solve for x
    x = 47,720,489,579,212.70/10,659,702.90
  6. Step 6: Final answer
    x = 4,476,718.54

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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.