Home / 28,761,185-39,664,148.72-22,482,541.82

Finding the Fourth Proportional to 28,761,185, 39,664,148.72 and 22,482,541.82

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Solution

The fourth proportional to 28,761,185, 39,664,148.72 and 22,482,541.82 is: 31,005,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,761,185 : 39,664,148.72 = 22,482,541.82 : x
  2. Step 2: Convert to fraction form
    28,761,185/39,664,148.72 = 22,482,541.82/x
  3. Step 3: Cross multiply
    28,761,185x = 39,664,148.72 × 22,482,541.82
  4. Step 4: Simplify right side
    28,761,185x = 891,750,882,352,099.50
  5. Step 5: Solve for x
    x = 891,750,882,352,099.50/28,761,185
  6. Step 6: Final answer
    x = 31,005,359.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.