Home / 31,209,991.40-46,758,999.90-26,731,015.40

Finding the Fourth Proportional to 31,209,991.40, 46,758,999.90 and 26,731,015.40

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Solution

The fourth proportional to 31,209,991.40, 46,758,999.90 and 26,731,015.40 is: 40,048,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,209,991.40 : 46,758,999.90 = 26,731,015.40 : x
  2. Step 2: Convert to fraction form
    31,209,991.40/46,758,999.90 = 26,731,015.40/x
  3. Step 3: Cross multiply
    31,209,991.40x = 46,758,999.90 × 26,731,015.40
  4. Step 4: Simplify right side
    31,209,991.40x = 1,249,915,546,415,498.25
  5. Step 5: Solve for x
    x = 1,249,915,546,415,498.25/31,209,991.40
  6. Step 6: Final answer
    x = 40,048,570.68

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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.