Home / 13,483,327.50-18,606,991.95-7,371,756

Finding the Fourth Proportional to 13,483,327.50, 18,606,991.95 and 7,371,756

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Solution

The fourth proportional to 13,483,327.50, 18,606,991.95 and 7,371,756 is: 10,173,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,327.50 : 18,606,991.95 = 7,371,756 : x
  2. Step 2: Convert to fraction form
    13,483,327.50/18,606,991.95 = 7,371,756/x
  3. Step 3: Cross multiply
    13,483,327.50x = 18,606,991.95 × 7,371,756
  4. Step 4: Simplify right side
    13,483,327.50x = 137,166,204,549,364.19
  5. Step 5: Solve for x
    x = 137,166,204,549,364.19/13,483,327.50
  6. Step 6: Final answer
    x = 10,173,023.28

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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.