Home / 31,028,098.98-42,817,898.52-16,898,965.23

Finding the Fourth Proportional to 31,028,098.98, 42,817,898.52 and 16,898,965.23

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Solution

The fourth proportional to 31,028,098.98, 42,817,898.52 and 16,898,965.23 is: 23,320,093.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028,098.98 : 42,817,898.52 = 16,898,965.23 : x
  2. Step 2: Convert to fraction form
    31,028,098.98/42,817,898.52 = 16,898,965.23/x
  3. Step 3: Cross multiply
    31,028,098.98x = 42,817,898.52 × 16,898,965.23
  4. Step 4: Simplify right side
    31,028,098.98x = 723,578,178,311,148.50
  5. Step 5: Solve for x
    x = 723,578,178,311,148.50/31,028,098.98
  6. Step 6: Final answer
    x = 23,320,093.79

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