Home / 15,046,588.17-20,770,648.63-10,158,431.76

Finding the Fourth Proportional to 15,046,588.17, 20,770,648.63 and 10,158,431.76

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Solution

The fourth proportional to 15,046,588.17, 20,770,648.63 and 10,158,431.76 is: 14,022,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,588.17 : 20,770,648.63 = 10,158,431.76 : x
  2. Step 2: Convert to fraction form
    15,046,588.17/20,770,648.63 = 10,158,431.76/x
  3. Step 3: Cross multiply
    15,046,588.17x = 20,770,648.63 × 10,158,431.76
  4. Step 4: Simplify right side
    15,046,588.17x = 210,997,216,693,396.41
  5. Step 5: Solve for x
    x = 210,997,216,693,396.41/15,046,588.17
  6. Step 6: Final answer
    x = 14,022,927.61

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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.