Home / 9,928,205.67-13,700,187.81-5,578,017.24

Finding the Fourth Proportional to 9,928,205.67, 13,700,187.81 and 5,578,017.24

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Solution

The fourth proportional to 9,928,205.67, 13,700,187.81 and 5,578,017.24 is: 7,697,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928,205.67 : 13,700,187.81 = 5,578,017.24 : x
  2. Step 2: Convert to fraction form
    9,928,205.67/13,700,187.81 = 5,578,017.24/x
  3. Step 3: Cross multiply
    9,928,205.67x = 13,700,187.81 × 5,578,017.24
  4. Step 4: Simplify right side
    9,928,205.67x = 76,419,883,795,417.84
  5. Step 5: Solve for x
    x = 76,419,883,795,417.84/9,928,205.67
  6. Step 6: Final answer
    x = 7,697,250.27

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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.