Home / 6,670,977.15-9,205,956.33-3,615,191.40

Finding the Fourth Proportional to 6,670,977.15, 9,205,956.33 and 3,615,191.40

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Solution

The fourth proportional to 6,670,977.15, 9,205,956.33 and 3,615,191.40 is: 4,988,968.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,977.15 : 9,205,956.33 = 3,615,191.40 : x
  2. Step 2: Convert to fraction form
    6,670,977.15/9,205,956.33 = 3,615,191.40/x
  3. Step 3: Cross multiply
    6,670,977.15x = 9,205,956.33 × 3,615,191.40
  4. Step 4: Simplify right side
    6,670,977.15x = 33,281,294,152,991.56
  5. Step 5: Solve for x
    x = 33,281,294,152,991.56/6,670,977.15
  6. Step 6: Final answer
    x = 4,988,968.39

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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.