Home / 7,035,790.07-9,709,554.69-3,938,236.40

Finding the Fourth Proportional to 7,035,790.07, 9,709,554.69 and 3,938,236.40

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Solution

The fourth proportional to 7,035,790.07, 9,709,554.69 and 3,938,236.40 is: 5,434,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,790.07 : 9,709,554.69 = 3,938,236.40 : x
  2. Step 2: Convert to fraction form
    7,035,790.07/9,709,554.69 = 3,938,236.40/x
  3. Step 3: Cross multiply
    7,035,790.07x = 9,709,554.69 × 3,938,236.40
  4. Step 4: Simplify right side
    7,035,790.07x = 38,238,521,659,400.94
  5. Step 5: Solve for x
    x = 38,238,521,659,400.94/7,035,790.07
  6. Step 6: Final answer
    x = 5,434,858.25

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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.