Home / 28,995,005.76-40,010,733.42-17,071,933.74

Finding the Fourth Proportional to 28,995,005.76, 40,010,733.42 and 17,071,933.74

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Solution

The fourth proportional to 28,995,005.76, 40,010,733.42 and 17,071,933.74 is: 23,557,870.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,005.76 : 40,010,733.42 = 17,071,933.74 : x
  2. Step 2: Convert to fraction form
    28,995,005.76/40,010,733.42 = 17,071,933.74/x
  3. Step 3: Cross multiply
    28,995,005.76x = 40,010,733.42 × 17,071,933.74
  4. Step 4: Simplify right side
    28,995,005.76x = 683,060,589,835,043.50
  5. Step 5: Solve for x
    x = 683,060,589,835,043.50/28,995,005.76
  6. Step 6: Final answer
    x = 23,557,870.47

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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.