Home / 7,824,676.95-11,736,875.28-3,212,661.75

Finding the Fourth Proportional to 7,824,676.95, 11,736,875.28 and 3,212,661.75

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Solution

The fourth proportional to 7,824,676.95, 11,736,875.28 and 3,212,661.75 is: 4,818,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,676.95 : 11,736,875.28 = 3,212,661.75 : x
  2. Step 2: Convert to fraction form
    7,824,676.95/11,736,875.28 = 3,212,661.75/x
  3. Step 3: Cross multiply
    7,824,676.95x = 11,736,875.28 × 3,212,661.75
  4. Step 4: Simplify right side
    7,824,676.95x = 37,706,610,276,576.54
  5. Step 5: Solve for x
    x = 37,706,610,276,576.54/7,824,676.95
  6. Step 6: Final answer
    x = 4,818,935.08

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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.