Home / 6,890,617.57-9,509,173.18-3,750,971.51

Finding the Fourth Proportional to 6,890,617.57, 9,509,173.18 and 3,750,971.51

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Solution

The fourth proportional to 6,890,617.57, 9,509,173.18 and 3,750,971.51 is: 5,176,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,617.57 : 9,509,173.18 = 3,750,971.51 : x
  2. Step 2: Convert to fraction form
    6,890,617.57/9,509,173.18 = 3,750,971.51/x
  3. Step 3: Cross multiply
    6,890,617.57x = 9,509,173.18 × 3,750,971.51
  4. Step 4: Simplify right side
    6,890,617.57x = 35,668,637,648,017.49
  5. Step 5: Solve for x
    x = 35,668,637,648,017.49/6,890,617.57
  6. Step 6: Final answer
    x = 5,176,406.51

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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.