Home / 28,484,106.40-42,726,160.09-6,918,562.77

Finding the Fourth Proportional to 28,484,106.40, 42,726,160.09 and 6,918,562.77

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Solution

The fourth proportional to 28,484,106.40, 42,726,160.09 and 6,918,562.77 is: 10,377,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,484,106.40 : 42,726,160.09 = 6,918,562.77 : x
  2. Step 2: Convert to fraction form
    28,484,106.40/42,726,160.09 = 6,918,562.77/x
  3. Step 3: Cross multiply
    28,484,106.40x = 42,726,160.09 × 6,918,562.77
  4. Step 4: Simplify right side
    28,484,106.40x = 295,603,620,503,733.88
  5. Step 5: Solve for x
    x = 295,603,620,503,733.88/28,484,106.40
  6. Step 6: Final answer
    x = 10,377,844.27

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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.