Home / 11,638,058.47-16,061,018.95-6,481,420.02

Finding the Fourth Proportional to 11,638,058.47, 16,061,018.95 and 6,481,420.02

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Solution

The fourth proportional to 11,638,058.47, 16,061,018.95 and 6,481,420.02 is: 8,944,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638,058.47 : 16,061,018.95 = 6,481,420.02 : x
  2. Step 2: Convert to fraction form
    11,638,058.47/16,061,018.95 = 6,481,420.02/x
  3. Step 3: Cross multiply
    11,638,058.47x = 16,061,018.95 × 6,481,420.02
  4. Step 4: Simplify right side
    11,638,058.47x = 104,098,209,764,129.36
  5. Step 5: Solve for x
    x = 104,098,209,764,129.36/11,638,058.47
  6. Step 6: Final answer
    x = 8,944,637.12

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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.