Home / 9,862,986.60-13,611,341.86-5,512,072.78

Finding the Fourth Proportional to 9,862,986.60, 13,611,341.86 and 5,512,072.78

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Solution

The fourth proportional to 9,862,986.60, 13,611,341.86 and 5,512,072.78 is: 7,606,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862,986.60 : 13,611,341.86 = 5,512,072.78 : x
  2. Step 2: Convert to fraction form
    9,862,986.60/13,611,341.86 = 5,512,072.78/x
  3. Step 3: Cross multiply
    9,862,986.60x = 13,611,341.86 × 5,512,072.78
  4. Step 4: Simplify right side
    9,862,986.60x = 75,026,706,965,780.58
  5. Step 5: Solve for x
    x = 75,026,706,965,780.58/9,862,986.60
  6. Step 6: Final answer
    x = 7,606,895.36

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1.5x scale

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.