Home / 40,477,505-60,715,721.54-9,771,918.90

Finding the Fourth Proportional to 40,477,505, 60,715,721.54 and 9,771,918.90

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Solution

The fourth proportional to 40,477,505, 60,715,721.54 and 9,771,918.90 is: 14,657,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477,505 : 60,715,721.54 = 9,771,918.90 : x
  2. Step 2: Convert to fraction form
    40,477,505/60,715,721.54 = 9,771,918.90/x
  3. Step 3: Cross multiply
    40,477,505x = 60,715,721.54 × 9,771,918.90
  4. Step 4: Simplify right side
    40,477,505x = 593,309,106,843,863.12
  5. Step 5: Solve for x
    x = 593,309,106,843,863.12/40,477,505
  6. Step 6: Final answer
    x = 14,657,748.96

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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.