Home / 19,174,122-26,442,763.98-14,988,359.88

Finding the Fourth Proportional to 19,174,122, 26,442,763.98 and 14,988,359.88

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Solution

The fourth proportional to 19,174,122, 26,442,763.98 and 14,988,359.88 is: 20,670,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174,122 : 26,442,763.98 = 14,988,359.88 : x
  2. Step 2: Convert to fraction form
    19,174,122/26,442,763.98 = 14,988,359.88/x
  3. Step 3: Cross multiply
    19,174,122x = 26,442,763.98 × 14,988,359.88
  4. Step 4: Simplify right side
    19,174,122x = 396,333,662,754,141.12
  5. Step 5: Solve for x
    x = 396,333,662,754,141.12/19,174,122
  6. Step 6: Final answer
    x = 20,670,237.87

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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.