Home / 30,559,896-42,178,647.24-17,515,899

Finding the Fourth Proportional to 30,559,896, 42,178,647.24 and 17,515,899

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Solution

The fourth proportional to 30,559,896, 42,178,647.24 and 17,515,899 is: 24,175,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559,896 : 42,178,647.24 = 17,515,899 : x
  2. Step 2: Convert to fraction form
    30,559,896/42,178,647.24 = 17,515,899/x
  3. Step 3: Cross multiply
    30,559,896x = 42,178,647.24 × 17,515,899
  4. Step 4: Simplify right side
    30,559,896x = 738,796,925,012,468.75
  5. Step 5: Solve for x
    x = 738,796,925,012,468.75/30,559,896
  6. Step 6: Final answer
    x = 24,175,374.32

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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.