Home / 13,837,356.80-20,756,034.12-7,012,867.04

Finding the Fourth Proportional to 13,837,356.80, 20,756,034.12 and 7,012,867.04

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Solution

The fourth proportional to 13,837,356.80, 20,756,034.12 and 7,012,867.04 is: 10,519,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,356.80 : 20,756,034.12 = 7,012,867.04 : x
  2. Step 2: Convert to fraction form
    13,837,356.80/20,756,034.12 = 7,012,867.04/x
  3. Step 3: Cross multiply
    13,837,356.80x = 20,756,034.12 × 7,012,867.04
  4. Step 4: Simplify right side
    13,837,356.80x = 145,559,307,561,263.41
  5. Step 5: Solve for x
    x = 145,559,307,561,263.41/13,837,356.80
  6. Step 6: Final answer
    x = 10,519,300.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.