Home / 21,348,096-29,460,018.24-11,558,461.92

Finding the Fourth Proportional to 21,348,096, 29,460,018.24 and 11,558,461.92

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Solution

The fourth proportional to 21,348,096, 29,460,018.24 and 11,558,461.92 is: 15,950,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348,096 : 29,460,018.24 = 11,558,461.92 : x
  2. Step 2: Convert to fraction form
    21,348,096/29,460,018.24 = 11,558,461.92/x
  3. Step 3: Cross multiply
    21,348,096x = 29,460,018.24 × 11,558,461.92
  4. Step 4: Simplify right side
    21,348,096x = 340,512,498,989,545.38
  5. Step 5: Solve for x
    x = 340,512,498,989,545.38/21,348,096
  6. Step 6: Final answer
    x = 15,950,485.65

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1.5x scale

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.