Home / 66,014,788.10-99,021,690.07-19,956,568.10

Finding the Fourth Proportional to 66,014,788.10, 99,021,690.07 and 19,956,568.10

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Solution

The fourth proportional to 66,014,788.10, 99,021,690.07 and 19,956,568.10 is: 29,934,703.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,788.10 : 99,021,690.07 = 19,956,568.10 : x
  2. Step 2: Convert to fraction form
    66,014,788.10/99,021,690.07 = 19,956,568.10/x
  3. Step 3: Cross multiply
    66,014,788.10x = 99,021,690.07 × 19,956,568.10
  4. Step 4: Simplify right side
    66,014,788.10x = 1,976,133,101,259,048.75
  5. Step 5: Solve for x
    x = 1,976,133,101,259,048.75/66,014,788.10
  6. Step 6: Final answer
    x = 29,934,703.39

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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.