Home / 30,656,274.84-45,932,358-18,500,194.38

Finding the Fourth Proportional to 30,656,274.84, 45,932,358 and 18,500,194.38

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Solution

The fourth proportional to 30,656,274.84, 45,932,358 and 18,500,194.38 is: 27,718,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,656,274.84 : 45,932,358 = 18,500,194.38 : x
  2. Step 2: Convert to fraction form
    30,656,274.84/45,932,358 = 18,500,194.38/x
  3. Step 3: Cross multiply
    30,656,274.84x = 45,932,358 × 18,500,194.38
  4. Step 4: Simplify right side
    30,656,274.84x = 849,757,551,331,748
  5. Step 5: Solve for x
    x = 849,757,551,331,748/30,656,274.84
  6. Step 6: Final answer
    x = 27,718,878.30

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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.