Home / 74,015,223.14-102,151,697.05-42,647,266.62

Finding the Fourth Proportional to 74,015,223.14, 102,151,697.05 and 42,647,266.62

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Solution

The fourth proportional to 74,015,223.14, 102,151,697.05 and 42,647,266.62 is: 58,859,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,015,223.14 : 102,151,697.05 = 42,647,266.62 : x
  2. Step 2: Convert to fraction form
    74,015,223.14/102,151,697.05 = 42,647,266.62/x
  3. Step 3: Cross multiply
    74,015,223.14x = 102,151,697.05 × 42,647,266.62
  4. Step 4: Simplify right side
    74,015,223.14x = 4,356,490,659,776,817
  5. Step 5: Solve for x
    x = 4,356,490,659,776,817/74,015,223.14
  6. Step 6: Final answer
    x = 58,859,386.96

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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.