Home / 50,890,634.40-76,335,951.60-40,812,938.40

Finding the Fourth Proportional to 50,890,634.40, 76,335,951.60 and 40,812,938.40

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Solution

The fourth proportional to 50,890,634.40, 76,335,951.60 and 40,812,938.40 is: 61,219,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,890,634.40 : 76,335,951.60 = 40,812,938.40 : x
  2. Step 2: Convert to fraction form
    50,890,634.40/76,335,951.60 = 40,812,938.40/x
  3. Step 3: Cross multiply
    50,890,634.40x = 76,335,951.60 × 40,812,938.40
  4. Step 4: Simplify right side
    50,890,634.40x = 3,115,494,490,356,181
  5. Step 5: Solve for x
    x = 3,115,494,490,356,181/50,890,634.40
  6. Step 6: Final answer
    x = 61,219,407.60

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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.