Home / 28,053,119.60-42,069,181.80-9,850,281.20

Finding the Fourth Proportional to 28,053,119.60, 42,069,181.80 and 9,850,281.20

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Solution

The fourth proportional to 28,053,119.60, 42,069,181.80 and 9,850,281.20 is: 14,771,735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053,119.60 : 42,069,181.80 = 9,850,281.20 : x
  2. Step 2: Convert to fraction form
    28,053,119.60/42,069,181.80 = 9,850,281.20/x
  3. Step 3: Cross multiply
    28,053,119.60x = 42,069,181.80 × 9,850,281.20
  4. Step 4: Simplify right side
    28,053,119.60x = 414,393,270,583,922.12
  5. Step 5: Solve for x
    x = 414,393,270,583,922.12/28,053,119.60
  6. Step 6: Final answer
    x = 14,771,735.78

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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.