Home / 6,740,675.71-9,303,862.61-4,160,874.11

Finding the Fourth Proportional to 6,740,675.71, 9,303,862.61 and 4,160,874.11

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Solution

The fourth proportional to 6,740,675.71, 9,303,862.61 and 4,160,874.11 is: 5,743,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,675.71 : 9,303,862.61 = 4,160,874.11 : x
  2. Step 2: Convert to fraction form
    6,740,675.71/9,303,862.61 = 4,160,874.11/x
  3. Step 3: Cross multiply
    6,740,675.71x = 9,303,862.61 × 4,160,874.11
  4. Step 4: Simplify right side
    6,740,675.71x = 38,712,200,989,622.34
  5. Step 5: Solve for x
    x = 38,712,200,989,622.34/6,740,675.71
  6. Step 6: Final answer
    x = 5,743,074.24

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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.