Home / 14,193,742.80-21,266,119.80-6,605,144.40

Finding the Fourth Proportional to 14,193,742.80, 21,266,119.80 and 6,605,144.40

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Solution

The fourth proportional to 14,193,742.80, 21,266,119.80 and 6,605,144.40 is: 9,896,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193,742.80 : 21,266,119.80 = 6,605,144.40 : x
  2. Step 2: Convert to fraction form
    14,193,742.80/21,266,119.80 = 6,605,144.40/x
  3. Step 3: Cross multiply
    14,193,742.80x = 21,266,119.80 × 6,605,144.40
  4. Step 4: Simplify right side
    14,193,742.80x = 140,465,792,106,699.14
  5. Step 5: Solve for x
    x = 140,465,792,106,699.14/14,193,742.80
  6. Step 6: Final answer
    x = 9,896,317.98

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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.