Home / 18,448,535.10-27,672,802.65-11,746,659.90

Finding the Fourth Proportional to 18,448,535.10, 27,672,802.65 and 11,746,659.90

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Solution

The fourth proportional to 18,448,535.10, 27,672,802.65 and 11,746,659.90 is: 17,619,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,535.10 : 27,672,802.65 = 11,746,659.90 : x
  2. Step 2: Convert to fraction form
    18,448,535.10/27,672,802.65 = 11,746,659.90/x
  3. Step 3: Cross multiply
    18,448,535.10x = 27,672,802.65 × 11,746,659.90
  4. Step 4: Simplify right side
    18,448,535.10x = 325,063,001,209,368.75
  5. Step 5: Solve for x
    x = 325,063,001,209,368.75/18,448,535.10
  6. Step 6: Final answer
    x = 17,619,989.85

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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.