Home / 45,465,236.58-68,240,970.50-28,141,033.29

Finding the Fourth Proportional to 45,465,236.58, 68,240,970.50 and 28,141,033.29

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Solution

The fourth proportional to 45,465,236.58, 68,240,970.50 and 28,141,033.29 is: 42,238,236.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,236.58 : 68,240,970.50 = 28,141,033.29 : x
  2. Step 2: Convert to fraction form
    45,465,236.58/68,240,970.50 = 28,141,033.29/x
  3. Step 3: Cross multiply
    45,465,236.58x = 68,240,970.50 × 28,141,033.29
  4. Step 4: Simplify right side
    45,465,236.58x = 1,920,371,422,582,408
  5. Step 5: Solve for x
    x = 1,920,371,422,582,408/45,465,236.58
  6. Step 6: Final answer
    x = 42,238,236.66

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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.