Home / 14,012,663.70-21,018,995.55-3,915,284.70

Finding the Fourth Proportional to 14,012,663.70, 21,018,995.55 and 3,915,284.70

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Solution

The fourth proportional to 14,012,663.70, 21,018,995.55 and 3,915,284.70 is: 5,872,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,663.70 : 21,018,995.55 = 3,915,284.70 : x
  2. Step 2: Convert to fraction form
    14,012,663.70/21,018,995.55 = 3,915,284.70/x
  3. Step 3: Cross multiply
    14,012,663.70x = 21,018,995.55 × 3,915,284.70
  4. Step 4: Simplify right side
    14,012,663.70x = 82,295,351,686,283.09
  5. Step 5: Solve for x
    x = 82,295,351,686,283.09/14,012,663.70
  6. Step 6: Final answer
    x = 5,872,927.05

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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.