Home / 16,798,113-23,169,018.46-12,668,317.98

Finding the Fourth Proportional to 16,798,113, 23,169,018.46 and 12,668,317.98

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Solution

The fourth proportional to 16,798,113, 23,169,018.46 and 12,668,317.98 is: 17,472,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798,113 : 23,169,018.46 = 12,668,317.98 : x
  2. Step 2: Convert to fraction form
    16,798,113/23,169,018.46 = 12,668,317.98/x
  3. Step 3: Cross multiply
    16,798,113x = 23,169,018.46 × 12,668,317.98
  4. Step 4: Simplify right side
    16,798,113x = 293,512,493,135,769.94
  5. Step 5: Solve for x
    x = 293,512,493,135,769.94/16,798,113
  6. Step 6: Final answer
    x = 17,472,944.32

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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.