Home / 28,730,496.48-43,087,771.08-7,976,166.72

Finding the Fourth Proportional to 28,730,496.48, 43,087,771.08 and 7,976,166.72

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Solution

The fourth proportional to 28,730,496.48, 43,087,771.08 and 7,976,166.72 is: 11,962,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,496.48 : 43,087,771.08 = 7,976,166.72 : x
  2. Step 2: Convert to fraction form
    28,730,496.48/43,087,771.08 = 7,976,166.72/x
  3. Step 3: Cross multiply
    28,730,496.48x = 43,087,771.08 × 7,976,166.72
  4. Step 4: Simplify right side
    28,730,496.48x = 343,675,245,727,274.44
  5. Step 5: Solve for x
    x = 343,675,245,727,274.44/28,730,496.48
  6. Step 6: Final answer
    x = 11,962,036.44

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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.