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Finding the Fourth Proportional to 10,551,010.70, 14,805,007.30 and 10,551,010.70

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Solution

The fourth proportional to 10,551,010.70, 14,805,007.30 and 10,551,010.70 is: 14,805,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551,010.70 : 14,805,007.30 = 10,551,010.70 : x
  2. Step 2: Convert to fraction form
    10,551,010.70/14,805,007.30 = 10,551,010.70/x
  3. Step 3: Cross multiply
    10,551,010.70x = 14,805,007.30 × 10,551,010.70
  4. Step 4: Simplify right side
    10,551,010.70x = 156,207,790,435,878.09
  5. Step 5: Solve for x
    x = 156,207,790,435,878.09/10,551,010.70
  6. Step 6: Final answer
    x = 14,805,007.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.