Home / 17,966,341.70-26,945,138.55-5,185,513.70

Finding the Fourth Proportional to 17,966,341.70, 26,945,138.55 and 5,185,513.70

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Solution

The fourth proportional to 17,966,341.70, 26,945,138.55 and 5,185,513.70 is: 7,777,008.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,341.70 : 26,945,138.55 = 5,185,513.70 : x
  2. Step 2: Convert to fraction form
    17,966,341.70/26,945,138.55 = 5,185,513.70/x
  3. Step 3: Cross multiply
    17,966,341.70x = 26,945,138.55 × 5,185,513.70
  4. Step 4: Simplify right side
    17,966,341.70x = 139,724,385,099,423.14
  5. Step 5: Solve for x
    x = 139,724,385,099,423.14/17,966,341.70
  6. Step 6: Final answer
    x = 7,777,008.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.