Home / 30,281,274.05-45,421,911.08-27,942,933.65

Finding the Fourth Proportional to 30,281,274.05, 45,421,911.08 and 27,942,933.65

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Solution

The fourth proportional to 30,281,274.05, 45,421,911.08 and 27,942,933.65 is: 41,914,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,274.05 : 45,421,911.08 = 27,942,933.65 : x
  2. Step 2: Convert to fraction form
    30,281,274.05/45,421,911.08 = 27,942,933.65/x
  3. Step 3: Cross multiply
    30,281,274.05x = 45,421,911.08 × 27,942,933.65
  4. Step 4: Simplify right side
    30,281,274.05x = 1,269,221,447,424,925.25
  5. Step 5: Solve for x
    x = 1,269,221,447,424,925.25/30,281,274.05
  6. Step 6: Final answer
    x = 41,914,400.48

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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.