Home / 54,518,133.60-81,777,200.40-36,378,280.80

Finding the Fourth Proportional to 54,518,133.60, 81,777,200.40 and 36,378,280.80

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Solution

The fourth proportional to 54,518,133.60, 81,777,200.40 and 36,378,280.80 is: 54,567,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,133.60 : 81,777,200.40 = 36,378,280.80 : x
  2. Step 2: Convert to fraction form
    54,518,133.60/81,777,200.40 = 36,378,280.80/x
  3. Step 3: Cross multiply
    54,518,133.60x = 81,777,200.40 × 36,378,280.80
  4. Step 4: Simplify right side
    54,518,133.60x = 2,974,913,959,189,072.50
  5. Step 5: Solve for x
    x = 2,974,913,959,189,072.50/54,518,133.60
  6. Step 6: Final answer
    x = 54,567,421.20

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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.