Home / 15,652,821.39-23,480,840.75-5,417,664.36

Finding the Fourth Proportional to 15,652,821.39, 23,480,840.75 and 5,417,664.36

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Solution

The fourth proportional to 15,652,821.39, 23,480,840.75 and 5,417,664.36 is: 8,127,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652,821.39 : 23,480,840.75 = 5,417,664.36 : x
  2. Step 2: Convert to fraction form
    15,652,821.39/23,480,840.75 = 5,417,664.36/x
  3. Step 3: Cross multiply
    15,652,821.39x = 23,480,840.75 × 5,417,664.36
  4. Step 4: Simplify right side
    15,652,821.39x = 127,211,314,047,022.36
  5. Step 5: Solve for x
    x = 127,211,314,047,022.36/15,652,821.39
  6. Step 6: Final answer
    x = 8,127,053.32

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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.