Home / 15,962,374.32-22,028,076.48-8,620,207.08

Finding the Fourth Proportional to 15,962,374.32, 22,028,076.48 and 8,620,207.08

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Solution

The fourth proportional to 15,962,374.32, 22,028,076.48 and 8,620,207.08 is: 11,895,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,374.32 : 22,028,076.48 = 8,620,207.08 : x
  2. Step 2: Convert to fraction form
    15,962,374.32/22,028,076.48 = 8,620,207.08/x
  3. Step 3: Cross multiply
    15,962,374.32x = 22,028,076.48 × 8,620,207.08
  4. Step 4: Simplify right side
    15,962,374.32x = 189,886,580,831,677.47
  5. Step 5: Solve for x
    x = 189,886,580,831,677.47/15,962,374.32
  6. Step 6: Final answer
    x = 11,895,885.73

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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.