Home / 25,302,336.60-34,917,240.78-13,699,907.76

Finding the Fourth Proportional to 25,302,336.60, 34,917,240.78 and 13,699,907.76

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Solution

The fourth proportional to 25,302,336.60, 34,917,240.78 and 13,699,907.76 is: 18,905,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302,336.60 : 34,917,240.78 = 13,699,907.76 : x
  2. Step 2: Convert to fraction form
    25,302,336.60/34,917,240.78 = 13,699,907.76/x
  3. Step 3: Cross multiply
    25,302,336.60x = 34,917,240.78 × 13,699,907.76
  4. Step 4: Simplify right side
    25,302,336.60x = 478,362,977,919,710.44
  5. Step 5: Solve for x
    x = 478,362,977,919,710.44/25,302,336.60
  6. Step 6: Final answer
    x = 18,905,881.52

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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.