Home / 20,168,050.80-30,248,139.60-6,704,878.80

Finding the Fourth Proportional to 20,168,050.80, 30,248,139.60 and 6,704,878.80

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Solution

The fourth proportional to 20,168,050.80, 30,248,139.60 and 6,704,878.80 is: 10,056,009.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168,050.80 : 30,248,139.60 = 6,704,878.80 : x
  2. Step 2: Convert to fraction form
    20,168,050.80/30,248,139.60 = 6,704,878.80/x
  3. Step 3: Cross multiply
    20,168,050.80x = 30,248,139.60 × 6,704,878.80
  4. Step 4: Simplify right side
    20,168,050.80x = 202,810,109,943,480.47
  5. Step 5: Solve for x
    x = 202,810,109,943,480.47/20,168,050.80
  6. Step 6: Final answer
    x = 10,056,009.48

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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.