Home / 6,670,976.65-9,205,955.64-3,615,190.90

Finding the Fourth Proportional to 6,670,976.65, 9,205,955.64 and 3,615,190.90

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Solution

The fourth proportional to 6,670,976.65, 9,205,955.64 and 3,615,190.90 is: 4,988,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,976.65 : 9,205,955.64 = 3,615,190.90 : x
  2. Step 2: Convert to fraction form
    6,670,976.65/9,205,955.64 = 3,615,190.90/x
  3. Step 3: Cross multiply
    6,670,976.65x = 9,205,955.64 × 3,615,190.90
  4. Step 4: Simplify right side
    6,670,976.65x = 33,281,287,009,501.90
  5. Step 5: Solve for x
    x = 33,281,287,009,501.90/6,670,976.65
  6. Step 6: Final answer
    x = 4,988,967.70

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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.