Home / 27,943,985.17-41,915,967.90-7,473,172.70

Finding the Fourth Proportional to 27,943,985.17, 41,915,967.90 and 7,473,172.70

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Solution

The fourth proportional to 27,943,985.17, 41,915,967.90 and 7,473,172.70 is: 11,209,756.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943,985.17 : 41,915,967.90 = 7,473,172.70 : x
  2. Step 2: Convert to fraction form
    27,943,985.17/41,915,967.90 = 7,473,172.70/x
  3. Step 3: Cross multiply
    27,943,985.17x = 41,915,967.90 × 7,473,172.70
  4. Step 4: Simplify right side
    27,943,985.17x = 313,245,267,081,121.88
  5. Step 5: Solve for x
    x = 313,245,267,081,121.88/27,943,985.17
  6. Step 6: Final answer
    x = 11,209,756.42

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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.