Home / 13,590,707.58-18,750,954.18-7,709,372.46

Finding the Fourth Proportional to 13,590,707.58, 18,750,954.18 and 7,709,372.46

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Solution

The fourth proportional to 13,590,707.58, 18,750,954.18 and 7,709,372.46 is: 10,636,538.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,707.58 : 18,750,954.18 = 7,709,372.46 : x
  2. Step 2: Convert to fraction form
    13,590,707.58/18,750,954.18 = 7,709,372.46/x
  3. Step 3: Cross multiply
    13,590,707.58x = 18,750,954.18 × 7,709,372.46
  4. Step 4: Simplify right side
    13,590,707.58x = 144,558,089,754,013.88
  5. Step 5: Solve for x
    x = 144,558,089,754,013.88/13,590,707.58
  6. Step 6: Final answer
    x = 10,636,538.89

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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.