Home / 43,776,107.70-65,664,161.55-13,480,034.10

Finding the Fourth Proportional to 43,776,107.70, 65,664,161.55 and 13,480,034.10

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Solution

The fourth proportional to 43,776,107.70, 65,664,161.55 and 13,480,034.10 is: 20,220,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,107.70 : 65,664,161.55 = 13,480,034.10 : x
  2. Step 2: Convert to fraction form
    43,776,107.70/65,664,161.55 = 13,480,034.10/x
  3. Step 3: Cross multiply
    43,776,107.70x = 65,664,161.55 × 13,480,034.10
  4. Step 4: Simplify right side
    43,776,107.70x = 885,155,136,841,908.75
  5. Step 5: Solve for x
    x = 885,155,136,841,908.75/43,776,107.70
  6. Step 6: Final answer
    x = 20,220,051.15

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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.