Home / 54,520,085.20-81,710,662.20-28,973,333.20

Finding the Fourth Proportional to 54,520,085.20, 81,710,662.20 and 28,973,333.20

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Solution

The fourth proportional to 54,520,085.20, 81,710,662.20 and 28,973,333.20 is: 43,423,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520,085.20 : 81,710,662.20 = 28,973,333.20 : x
  2. Step 2: Convert to fraction form
    54,520,085.20/81,710,662.20 = 28,973,333.20/x
  3. Step 3: Cross multiply
    54,520,085.20x = 81,710,662.20 × 28,973,333.20
  4. Step 4: Simplify right side
    54,520,085.20x = 2,367,430,241,913,245
  5. Step 5: Solve for x
    x = 2,367,430,241,913,245/54,520,085.20
  6. Step 6: Final answer
    x = 43,423,084.05

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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.