Home / 74,705,692.60-112,076,771.58-28,646,738.92

Finding the Fourth Proportional to 74,705,692.60, 112,076,771.58 and 28,646,738.92

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Solution

The fourth proportional to 74,705,692.60, 112,076,771.58 and 28,646,738.92 is: 42,977,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,705,692.60 : 112,076,771.58 = 28,646,738.92 : x
  2. Step 2: Convert to fraction form
    74,705,692.60/112,076,771.58 = 28,646,738.92/x
  3. Step 3: Cross multiply
    74,705,692.60x = 112,076,771.58 × 28,646,738.92
  4. Step 4: Simplify right side
    74,705,692.60x = 3,210,634,014,448,736
  5. Step 5: Solve for x
    x = 3,210,634,014,448,736/74,705,692.60
  6. Step 6: Final answer
    x = 42,977,099.91

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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.