Home / 31,042,076.40-46,563,114.60-28,018,767.60

Finding the Fourth Proportional to 31,042,076.40, 46,563,114.60 and 28,018,767.60

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Solution

The fourth proportional to 31,042,076.40, 46,563,114.60 and 28,018,767.60 is: 42,028,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,042,076.40 : 46,563,114.60 = 28,018,767.60 : x
  2. Step 2: Convert to fraction form
    31,042,076.40/46,563,114.60 = 28,018,767.60/x
  3. Step 3: Cross multiply
    31,042,076.40x = 46,563,114.60 × 28,018,767.60
  4. Step 4: Simplify right side
    31,042,076.40x = 1,304,641,086,709,567
  5. Step 5: Solve for x
    x = 1,304,641,086,709,567/31,042,076.40
  6. Step 6: Final answer
    x = 42,028,151.40

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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.