Home / 15,407,961.41-21,262,967.56-8,532,435.17

Finding the Fourth Proportional to 15,407,961.41, 21,262,967.56 and 8,532,435.17

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Solution

The fourth proportional to 15,407,961.41, 21,262,967.56 and 8,532,435.17 is: 11,774,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407,961.41 : 21,262,967.56 = 8,532,435.17 : x
  2. Step 2: Convert to fraction form
    15,407,961.41/21,262,967.56 = 8,532,435.17/x
  3. Step 3: Cross multiply
    15,407,961.41x = 21,262,967.56 × 8,532,435.17
  4. Step 4: Simplify right side
    15,407,961.41x = 181,424,892,227,513.06
  5. Step 5: Solve for x
    x = 181,424,892,227,513.06/15,407,961.41
  6. Step 6: Final answer
    x = 11,774,749.91

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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.