Home / 21,674,363.34-29,881,686.39-17,218,702.33

Finding the Fourth Proportional to 21,674,363.34, 29,881,686.39 and 17,218,702.33

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Solution

The fourth proportional to 21,674,363.34, 29,881,686.39 and 17,218,702.33 is: 23,738,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674,363.34 : 29,881,686.39 = 17,218,702.33 : x
  2. Step 2: Convert to fraction form
    21,674,363.34/29,881,686.39 = 17,218,702.33/x
  3. Step 3: Cross multiply
    21,674,363.34x = 29,881,686.39 × 17,218,702.33
  4. Step 4: Simplify right side
    21,674,363.34x = 514,523,862,934,879.31
  5. Step 5: Solve for x
    x = 514,523,862,934,879.31/21,674,363.34
  6. Step 6: Final answer
    x = 23,738,822.44

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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.