Home / 12,012,690.03-16,578,968.76-6,785,918.58

Finding the Fourth Proportional to 12,012,690.03, 16,578,968.76 and 6,785,918.58

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Solution

The fourth proportional to 12,012,690.03, 16,578,968.76 and 6,785,918.58 is: 9,365,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,690.03 : 16,578,968.76 = 6,785,918.58 : x
  2. Step 2: Convert to fraction form
    12,012,690.03/16,578,968.76 = 6,785,918.58/x
  3. Step 3: Cross multiply
    12,012,690.03x = 16,578,968.76 × 6,785,918.58
  4. Step 4: Simplify right side
    12,012,690.03x = 112,503,532,207,894.70
  5. Step 5: Solve for x
    x = 112,503,532,207,894.70/12,012,690.03
  6. Step 6: Final answer
    x = 9,365,390.43

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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.