Home / 26,872,409.80-40,308,614.70-8,921,513.80

Finding the Fourth Proportional to 26,872,409.80, 40,308,614.70 and 8,921,513.80

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Solution

The fourth proportional to 26,872,409.80, 40,308,614.70 and 8,921,513.80 is: 13,382,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872,409.80 : 40,308,614.70 = 8,921,513.80 : x
  2. Step 2: Convert to fraction form
    26,872,409.80/40,308,614.70 = 8,921,513.80/x
  3. Step 3: Cross multiply
    26,872,409.80x = 40,308,614.70 × 8,921,513.80
  4. Step 4: Simplify right side
    26,872,409.80x = 359,613,862,304,932.94
  5. Step 5: Solve for x
    x = 359,613,862,304,932.94/26,872,409.80
  6. Step 6: Final answer
    x = 13,382,270.70

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1.5x scale

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.