Home / 6,684,966.84-9,225,291.90-3,931,770.36

Finding the Fourth Proportional to 6,684,966.84, 9,225,291.90 and 3,931,770.36

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Solution

The fourth proportional to 6,684,966.84, 9,225,291.90 and 3,931,770.36 is: 5,425,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,684,966.84 : 9,225,291.90 = 3,931,770.36 : x
  2. Step 2: Convert to fraction form
    6,684,966.84/9,225,291.90 = 3,931,770.36/x
  3. Step 3: Cross multiply
    6,684,966.84x = 9,225,291.90 × 3,931,770.36
  4. Step 4: Simplify right side
    6,684,966.84x = 36,271,729,254,768.09
  5. Step 5: Solve for x
    x = 36,271,729,254,768.09/6,684,966.84
  6. Step 6: Final answer
    x = 5,425,865.25

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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.