Home / 5,087,130.10-7,020,237.90-2,795,438.42

Finding the Fourth Proportional to 5,087,130.10, 7,020,237.90 and 2,795,438.42

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Solution

The fourth proportional to 5,087,130.10, 7,020,237.90 and 2,795,438.42 is: 3,857,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,130.10 : 7,020,237.90 = 2,795,438.42 : x
  2. Step 2: Convert to fraction form
    5,087,130.10/7,020,237.90 = 2,795,438.42/x
  3. Step 3: Cross multiply
    5,087,130.10x = 7,020,237.90 × 2,795,438.42
  4. Step 4: Simplify right side
    5,087,130.10x = 19,624,642,743,200.12
  5. Step 5: Solve for x
    x = 19,624,642,743,200.12/5,087,130.10
  6. Step 6: Final answer
    x = 3,857,704.12

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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.