Home / 54,621,491.64-81,875,006.28-25,451,281.32

Finding the Fourth Proportional to 54,621,491.64, 81,875,006.28 and 25,451,281.32

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Solution

The fourth proportional to 54,621,491.64, 81,875,006.28 and 25,451,281.32 is: 38,150,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621,491.64 : 81,875,006.28 = 25,451,281.32 : x
  2. Step 2: Convert to fraction form
    54,621,491.64/81,875,006.28 = 25,451,281.32/x
  3. Step 3: Cross multiply
    54,621,491.64x = 81,875,006.28 × 25,451,281.32
  4. Step 4: Simplify right side
    54,621,491.64x = 2,083,823,817,909,046.75
  5. Step 5: Solve for x
    x = 2,083,823,817,909,046.75/54,621,491.64
  6. Step 6: Final answer
    x = 38,150,254.70

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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.