Home / 30,441,270.42-45,669,519.12-8,875,872.11

Finding the Fourth Proportional to 30,441,270.42, 45,669,519.12 and 8,875,872.11

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Solution

The fourth proportional to 30,441,270.42, 45,669,519.12 and 8,875,872.11 is: 13,316,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441,270.42 : 45,669,519.12 = 8,875,872.11 : x
  2. Step 2: Convert to fraction form
    30,441,270.42/45,669,519.12 = 8,875,872.11/x
  3. Step 3: Cross multiply
    30,441,270.42x = 45,669,519.12 × 8,875,872.11
  4. Step 4: Simplify right side
    30,441,270.42x = 405,356,810,860,666.56
  5. Step 5: Solve for x
    x = 405,356,810,860,666.56/30,441,270.42
  6. Step 6: Final answer
    x = 13,316,028.05

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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.