Home / 54,457,563.16-81,710,467.19-28,543,705.96

Finding the Fourth Proportional to 54,457,563.16, 81,710,467.19 and 28,543,705.96

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Solution

The fourth proportional to 54,457,563.16, 81,710,467.19 and 28,543,705.96 is: 42,828,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,563.16 : 81,710,467.19 = 28,543,705.96 : x
  2. Step 2: Convert to fraction form
    54,457,563.16/81,710,467.19 = 28,543,705.96/x
  3. Step 3: Cross multiply
    54,457,563.16x = 81,710,467.19 × 28,543,705.96
  4. Step 4: Simplify right side
    54,457,563.16x = 2,332,319,549,325,587.50
  5. Step 5: Solve for x
    x = 2,332,319,549,325,587.50/54,457,563.16
  6. Step 6: Final answer
    x = 42,828,202.62

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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.