Home / 13,838,603.97-20,742,155.91-6,150,700.58

Finding the Fourth Proportional to 13,838,603.97, 20,742,155.91 and 6,150,700.58

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Solution

The fourth proportional to 13,838,603.97, 20,742,155.91 and 6,150,700.58 is: 9,219,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,603.97 : 20,742,155.91 = 6,150,700.58 : x
  2. Step 2: Convert to fraction form
    13,838,603.97/20,742,155.91 = 6,150,700.58/x
  3. Step 3: Cross multiply
    13,838,603.97x = 20,742,155.91 × 6,150,700.58
  4. Step 4: Simplify right side
    13,838,603.97x = 127,578,790,437,942.81
  5. Step 5: Solve for x
    x = 127,578,790,437,942.81/13,838,603.97
  6. Step 6: Final answer
    x = 9,219,050.61

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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.