Home / 74,848,771.96-103,392,402.87-56,403,340.42

Finding the Fourth Proportional to 74,848,771.96, 103,392,402.87 and 56,403,340.42

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Solution

The fourth proportional to 74,848,771.96, 103,392,402.87 and 56,403,340.42 is: 77,912,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,848,771.96 : 103,392,402.87 = 56,403,340.42 : x
  2. Step 2: Convert to fraction form
    74,848,771.96/103,392,402.87 = 56,403,340.42/x
  3. Step 3: Cross multiply
    74,848,771.96x = 103,392,402.87 × 56,403,340.42
  4. Step 4: Simplify right side
    74,848,771.96x = 5,831,676,895,918,395
  5. Step 5: Solve for x
    x = 5,831,676,895,918,395/74,848,771.96
  6. Step 6: Final answer
    x = 77,912,793.27

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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.