Home / 13,023,980.04-17,971,914.72-7,222,743.84

Finding the Fourth Proportional to 13,023,980.04, 17,971,914.72 and 7,222,743.84

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Solution

The fourth proportional to 13,023,980.04, 17,971,914.72 and 7,222,743.84 is: 9,966,733.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023,980.04 : 17,971,914.72 = 7,222,743.84 : x
  2. Step 2: Convert to fraction form
    13,023,980.04/17,971,914.72 = 7,222,743.84/x
  3. Step 3: Cross multiply
    13,023,980.04x = 17,971,914.72 × 7,222,743.84
  4. Step 4: Simplify right side
    13,023,980.04x = 129,806,536,336,885.31
  5. Step 5: Solve for x
    x = 129,806,536,336,885.31/13,023,980.04
  6. Step 6: Final answer
    x = 9,966,733.36

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