Home / 12,035,978.66-18,058,462.47-4,849,551.33

Finding the Fourth Proportional to 12,035,978.66, 18,058,462.47 and 4,849,551.33

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Solution

The fourth proportional to 12,035,978.66, 18,058,462.47 and 4,849,551.33 is: 7,276,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035,978.66 : 18,058,462.47 = 4,849,551.33 : x
  2. Step 2: Convert to fraction form
    12,035,978.66/18,058,462.47 = 4,849,551.33/x
  3. Step 3: Cross multiply
    12,035,978.66x = 18,058,462.47 × 4,849,551.33
  4. Step 4: Simplify right side
    12,035,978.66x = 87,575,440,689,143.58
  5. Step 5: Solve for x
    x = 87,575,440,689,143.58/12,035,978.66
  6. Step 6: Final answer
    x = 7,276,137.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.