Home / 7,927,076.12-11,886,287.00-2,386,803.69

Finding the Fourth Proportional to 7,927,076.12, 11,886,287.00 and 2,386,803.69

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Solution

The fourth proportional to 7,927,076.12, 11,886,287.00 and 2,386,803.69 is: 3,578,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927,076.12 : 11,886,287.00 = 2,386,803.69 : x
  2. Step 2: Convert to fraction form
    7,927,076.12/11,886,287.00 = 2,386,803.69/x
  3. Step 3: Cross multiply
    7,927,076.12x = 11,886,287.00 × 2,386,803.69
  4. Step 4: Simplify right side
    7,927,076.12x = 28,370,233,660,065.01
  5. Step 5: Solve for x
    x = 28,370,233,660,065.01/7,927,076.12
  6. Step 6: Final answer
    x = 3,578,902.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.