Home / 16,742,135.31-25,100,429.49-7,637,865.90

Finding the Fourth Proportional to 16,742,135.31, 25,100,429.49 and 7,637,865.90

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Solution

The fourth proportional to 16,742,135.31, 25,100,429.49 and 7,637,865.90 is: 11,450,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742,135.31 : 25,100,429.49 = 7,637,865.90 : x
  2. Step 2: Convert to fraction form
    16,742,135.31/25,100,429.49 = 7,637,865.90/x
  3. Step 3: Cross multiply
    16,742,135.31x = 25,100,429.49 × 7,637,865.90
  4. Step 4: Simplify right side
    16,742,135.31x = 191,713,714,477,025.38
  5. Step 5: Solve for x
    x = 191,713,714,477,025.38/16,742,135.31
  6. Step 6: Final answer
    x = 11,450,971.51

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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.