Home / 5,075,386.59-7,004,476.46-2,783,990.14

Finding the Fourth Proportional to 5,075,386.59, 7,004,476.46 and 2,783,990.14

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Solution

The fourth proportional to 5,075,386.59, 7,004,476.46 and 2,783,990.14 is: 3,842,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,386.59 : 7,004,476.46 = 2,783,990.14 : x
  2. Step 2: Convert to fraction form
    5,075,386.59/7,004,476.46 = 2,783,990.14/x
  3. Step 3: Cross multiply
    5,075,386.59x = 7,004,476.46 × 2,783,990.14
  4. Step 4: Simplify right side
    5,075,386.59x = 19,500,393,400,502.11
  5. Step 5: Solve for x
    x = 19,500,393,400,502.11/5,075,386.59
  6. Step 6: Final answer
    x = 3,842,149.37

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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.