Home / 21,348,060-29,459,968.56-11,558,425.92

Finding the Fourth Proportional to 21,348,060, 29,459,968.56 and 11,558,425.92

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Solution

The fourth proportional to 21,348,060, 29,459,968.56 and 11,558,425.92 is: 15,950,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348,060 : 29,459,968.56 = 11,558,425.92 : x
  2. Step 2: Convert to fraction form
    21,348,060/29,459,968.56 = 11,558,425.92/x
  3. Step 3: Cross multiply
    21,348,060x = 29,459,968.56 × 11,558,425.92
  4. Step 4: Simplify right side
    21,348,060x = 340,510,864,206,289.06
  5. Step 5: Solve for x
    x = 340,510,864,206,289.06/21,348,060
  6. Step 6: Final answer
    x = 15,950,435.97

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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.