Home / 5,075,435.92-7,004,087.40-2,900,653.96

Finding the Fourth Proportional to 5,075,435.92, 7,004,087.40 and 2,900,653.96

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Solution

The fourth proportional to 5,075,435.92, 7,004,087.40 and 2,900,653.96 is: 4,002,894.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,435.92 : 7,004,087.40 = 2,900,653.96 : x
  2. Step 2: Convert to fraction form
    5,075,435.92/7,004,087.40 = 2,900,653.96/x
  3. Step 3: Cross multiply
    5,075,435.92x = 7,004,087.40 × 2,900,653.96
  4. Step 4: Simplify right side
    5,075,435.92x = 20,316,433,852,996.11
  5. Step 5: Solve for x
    x = 20,316,433,852,996.11/5,075,435.92
  6. Step 6: Final answer
    x = 4,002,894.37

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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.