Home / 58,285,932.60-87,422,907.72-19,420,186.98

Finding the Fourth Proportional to 58,285,932.60, 87,422,907.72 and 19,420,186.98

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Solution

The fourth proportional to 58,285,932.60, 87,422,907.72 and 19,420,186.98 is: 29,128,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,285,932.60 : 87,422,907.72 = 19,420,186.98 : x
  2. Step 2: Convert to fraction form
    58,285,932.60/87,422,907.72 = 19,420,186.98/x
  3. Step 3: Cross multiply
    58,285,932.60x = 87,422,907.72 × 19,420,186.98
  4. Step 4: Simplify right side
    58,285,932.60x = 1,697,769,214,257,685.50
  5. Step 5: Solve for x
    x = 1,697,769,214,257,685.50/58,285,932.60
  6. Step 6: Final answer
    x = 29,128,284.28

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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.