Home / 38,134,147.37-52,624,903.47-21,617,387.51

Finding the Fourth Proportional to 38,134,147.37, 52,624,903.47 and 21,617,387.51

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Solution

The fourth proportional to 38,134,147.37, 52,624,903.47 and 21,617,387.51 is: 29,831,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,134,147.37 : 52,624,903.47 = 21,617,387.51 : x
  2. Step 2: Convert to fraction form
    38,134,147.37/52,624,903.47 = 21,617,387.51/x
  3. Step 3: Cross multiply
    38,134,147.37x = 52,624,903.47 × 21,617,387.51
  4. Step 4: Simplify right side
    38,134,147.37x = 1,137,612,930,987,333.75
  5. Step 5: Solve for x
    x = 1,137,612,930,987,333.75/38,134,147.37
  6. Step 6: Final answer
    x = 29,831,870.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.