Home / 14,900,317.94-20,557,817.42-8,700,892.63

Finding the Fourth Proportional to 14,900,317.94, 20,557,817.42 and 8,700,892.63

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Solution

The fourth proportional to 14,900,317.94, 20,557,817.42 and 8,700,892.63 is: 12,004,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900,317.94 : 20,557,817.42 = 8,700,892.63 : x
  2. Step 2: Convert to fraction form
    14,900,317.94/20,557,817.42 = 8,700,892.63/x
  3. Step 3: Cross multiply
    14,900,317.94x = 20,557,817.42 × 8,700,892.63
  4. Step 4: Simplify right side
    14,900,317.94x = 178,871,361,983,664.59
  5. Step 5: Solve for x
    x = 178,871,361,983,664.59/14,900,317.94
  6. Step 6: Final answer
    x = 12,004,533.24

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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.