Home / 16,770,780.48-23,143,140.99-9,428,924.28

Finding the Fourth Proportional to 16,770,780.48, 23,143,140.99 and 9,428,924.28

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Solution

The fourth proportional to 16,770,780.48, 23,143,140.99 and 9,428,924.28 is: 13,011,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,780.48 : 23,143,140.99 = 9,428,924.28 : x
  2. Step 2: Convert to fraction form
    16,770,780.48/23,143,140.99 = 9,428,924.28/x
  3. Step 3: Cross multiply
    16,770,780.48x = 23,143,140.99 × 9,428,924.28
  4. Step 4: Simplify right side
    16,770,780.48x = 218,214,923,996,074.22
  5. Step 5: Solve for x
    x = 218,214,923,996,074.22/16,770,780.48
  6. Step 6: Final answer
    x = 13,011,614.11

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1.5x scale

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.