Home / 54,476,875.02-81,739,380.42-28,562,980.80

Finding the Fourth Proportional to 54,476,875.02, 81,739,380.42 and 28,562,980.80

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Solution

The fourth proportional to 54,476,875.02, 81,739,380.42 and 28,562,980.80 is: 42,857,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,476,875.02 : 81,739,380.42 = 28,562,980.80 : x
  2. Step 2: Convert to fraction form
    54,476,875.02/81,739,380.42 = 28,562,980.80/x
  3. Step 3: Cross multiply
    54,476,875.02x = 81,739,380.42 × 28,562,980.80
  4. Step 4: Simplify right side
    54,476,875.02x = 2,334,720,353,540,356
  5. Step 5: Solve for x
    x = 2,334,720,353,540,356/54,476,875.02
  6. Step 6: Final answer
    x = 42,857,090.33

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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.