Home / 31,291,220.40-46,936,830.60-26,520,061.20

Finding the Fourth Proportional to 31,291,220.40, 46,936,830.60 and 26,520,061.20

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Solution

The fourth proportional to 31,291,220.40, 46,936,830.60 and 26,520,061.20 is: 39,780,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291,220.40 : 46,936,830.60 = 26,520,061.20 : x
  2. Step 2: Convert to fraction form
    31,291,220.40/46,936,830.60 = 26,520,061.20/x
  3. Step 3: Cross multiply
    31,291,220.40x = 46,936,830.60 × 26,520,061.20
  4. Step 4: Simplify right side
    31,291,220.40x = 1,244,767,620,046,032.75
  5. Step 5: Solve for x
    x = 1,244,767,620,046,032.75/31,291,220.40
  6. Step 6: Final answer
    x = 39,780,091.80

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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.