Home / 14,047,435.32-19,388,700.25-9,144,116.93

Finding the Fourth Proportional to 14,047,435.32, 19,388,700.25 and 9,144,116.93

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Solution

The fourth proportional to 14,047,435.32, 19,388,700.25 and 9,144,116.93 is: 12,620,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047,435.32 : 19,388,700.25 = 9,144,116.93 : x
  2. Step 2: Convert to fraction form
    14,047,435.32/19,388,700.25 = 9,144,116.93/x
  3. Step 3: Cross multiply
    14,047,435.32x = 19,388,700.25 × 9,144,116.93
  4. Step 4: Simplify right side
    14,047,435.32x = 177,292,542,206,720.22
  5. Step 5: Solve for x
    x = 177,292,542,206,720.22/14,047,435.32
  6. Step 6: Final answer
    x = 12,620,990.11

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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.