Home / 28,901,029.32-43,351,688.87-7,335,637.43

Finding the Fourth Proportional to 28,901,029.32, 43,351,688.87 and 7,335,637.43

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Solution

The fourth proportional to 28,901,029.32, 43,351,688.87 and 7,335,637.43 is: 11,003,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,901,029.32 : 43,351,688.87 = 7,335,637.43 : x
  2. Step 2: Convert to fraction form
    28,901,029.32/43,351,688.87 = 7,335,637.43/x
  3. Step 3: Cross multiply
    28,901,029.32x = 43,351,688.87 × 7,335,637.43
  4. Step 4: Simplify right side
    28,901,029.32x = 318,012,271,275,049.75
  5. Step 5: Solve for x
    x = 318,012,271,275,049.75/28,901,029.32
  6. Step 6: Final answer
    x = 11,003,492.91

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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.