Home / 31,128,015.80-46,748,010.90-22,617,961.40

Finding the Fourth Proportional to 31,128,015.80, 46,748,010.90 and 22,617,961.40

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Solution

The fourth proportional to 31,128,015.80, 46,748,010.90 and 22,617,961.40 is: 33,967,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,128,015.80 : 46,748,010.90 = 22,617,961.40 : x
  2. Step 2: Convert to fraction form
    31,128,015.80/46,748,010.90 = 22,617,961.40/x
  3. Step 3: Cross multiply
    31,128,015.80x = 46,748,010.90 × 22,617,961.40
  4. Step 4: Simplify right side
    31,128,015.80x = 1,057,344,706,062,979.12
  5. Step 5: Solve for x
    x = 1,057,344,706,062,979.12/31,128,015.80
  6. Step 6: Final answer
    x = 33,967,623.02

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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.