Home / 28,730,492.73-43,087,765.46-7,976,162.97

Finding the Fourth Proportional to 28,730,492.73, 43,087,765.46 and 7,976,162.97

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Solution

The fourth proportional to 28,730,492.73, 43,087,765.46 and 7,976,162.97 is: 11,962,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,492.73 : 43,087,765.46 = 7,976,162.97 : x
  2. Step 2: Convert to fraction form
    28,730,492.73/43,087,765.46 = 7,976,162.97/x
  3. Step 3: Cross multiply
    28,730,492.73x = 43,087,765.46 × 7,976,162.97
  4. Step 4: Simplify right side
    28,730,492.73x = 343,675,039,282,216.19
  5. Step 5: Solve for x
    x = 343,675,039,282,216.19/28,730,492.73
  6. Step 6: Final answer
    x = 11,962,030.81

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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.