Home / 13,651,244.09-18,838,686.44-7,850,026.34

Finding the Fourth Proportional to 13,651,244.09, 18,838,686.44 and 7,850,026.34

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Solution

The fourth proportional to 13,651,244.09, 18,838,686.44 and 7,850,026.34 is: 10,833,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651,244.09 : 18,838,686.44 = 7,850,026.34 : x
  2. Step 2: Convert to fraction form
    13,651,244.09/18,838,686.44 = 7,850,026.34/x
  3. Step 3: Cross multiply
    13,651,244.09x = 18,838,686.44 × 7,850,026.34
  4. Step 4: Simplify right side
    13,651,244.09x = 147,884,184,807,442.78
  5. Step 5: Solve for x
    x = 147,884,184,807,442.78/13,651,244.09
  6. Step 6: Final answer
    x = 10,833,018.87

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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.