Home / 9,162,006.51-12,640,492.85-5,187,735.60

Finding the Fourth Proportional to 9,162,006.51, 12,640,492.85 and 5,187,735.60

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Solution

The fourth proportional to 9,162,006.51, 12,640,492.85 and 5,187,735.60 is: 7,157,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,006.51 : 12,640,492.85 = 5,187,735.60 : x
  2. Step 2: Convert to fraction form
    9,162,006.51/12,640,492.85 = 5,187,735.60/x
  3. Step 3: Cross multiply
    9,162,006.51x = 12,640,492.85 × 5,187,735.60
  4. Step 4: Simplify right side
    9,162,006.51x = 65,575,534,733,551.78
  5. Step 5: Solve for x
    x = 65,575,534,733,551.78/9,162,006.51
  6. Step 6: Final answer
    x = 7,157,333.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.