Home / 77,043,387.74-106,321,244.96-41,762,348.35

Finding the Fourth Proportional to 77,043,387.74, 106,321,244.96 and 41,762,348.35

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Solution

The fourth proportional to 77,043,387.74, 106,321,244.96 and 41,762,348.35 is: 57,632,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,043,387.74 : 106,321,244.96 = 41,762,348.35 : x
  2. Step 2: Convert to fraction form
    77,043,387.74/106,321,244.96 = 41,762,348.35/x
  3. Step 3: Cross multiply
    77,043,387.74x = 106,321,244.96 × 41,762,348.35
  4. Step 4: Simplify right side
    77,043,387.74x = 4,440,224,868,863,804.50
  5. Step 5: Solve for x
    x = 4,440,224,868,863,804.50/77,043,387.74
  6. Step 6: Final answer
    x = 57,632,783.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.