Home / 28,351,000.80-42,547,496.40-11,323,893.60

Finding the Fourth Proportional to 28,351,000.80, 42,547,496.40 and 11,323,893.60

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Solution

The fourth proportional to 28,351,000.80, 42,547,496.40 and 11,323,893.60 is: 16,994,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351,000.80 : 42,547,496.40 = 11,323,893.60 : x
  2. Step 2: Convert to fraction form
    28,351,000.80/42,547,496.40 = 11,323,893.60/x
  3. Step 3: Cross multiply
    28,351,000.80x = 42,547,496.40 × 11,323,893.60
  4. Step 4: Simplify right side
    28,351,000.80x = 481,803,322,179,983
  5. Step 5: Solve for x
    x = 481,803,322,179,983/28,351,000.80
  6. Step 6: Final answer
    x = 16,994,226.26

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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.