Home / 52,485,238.60-78,718,886.55-14,137,784.68

Finding the Fourth Proportional to 52,485,238.60, 78,718,886.55 and 14,137,784.68

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Solution

The fourth proportional to 52,485,238.60, 78,718,886.55 and 14,137,784.68 is: 21,204,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,485,238.60 : 78,718,886.55 = 14,137,784.68 : x
  2. Step 2: Convert to fraction form
    52,485,238.60/78,718,886.55 = 14,137,784.68/x
  3. Step 3: Cross multiply
    52,485,238.60x = 78,718,886.55 × 14,137,784.68
  4. Step 4: Simplify right side
    52,485,238.60x = 1,112,910,668,293,248
  5. Step 5: Solve for x
    x = 1,112,910,668,293,248/52,485,238.60
  6. Step 6: Final answer
    x = 21,204,260.44

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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.