Home / 6,860,421.02-10,291,750.55-2,815,823.31

Finding the Fourth Proportional to 6,860,421.02, 10,291,750.55 and 2,815,823.31

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Solution

The fourth proportional to 6,860,421.02, 10,291,750.55 and 2,815,823.31 is: 4,224,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860,421.02 : 10,291,750.55 = 2,815,823.31 : x
  2. Step 2: Convert to fraction form
    6,860,421.02/10,291,750.55 = 2,815,823.31/x
  3. Step 3: Cross multiply
    6,860,421.02x = 10,291,750.55 × 2,815,823.31
  4. Step 4: Simplify right side
    6,860,421.02x = 28,979,751,085,316.20
  5. Step 5: Solve for x
    x = 28,979,751,085,316.20/6,860,421.02
  6. Step 6: Final answer
    x = 4,224,194.26

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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.