Home / 21,261,374.00-31,896,712.17-6,885,894.95

Finding the Fourth Proportional to 21,261,374.00, 31,896,712.17 and 6,885,894.95

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Solution

The fourth proportional to 21,261,374.00, 31,896,712.17 and 6,885,894.95 is: 10,330,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,261,374.00 : 31,896,712.17 = 6,885,894.95 : x
  2. Step 2: Convert to fraction form
    21,261,374.00/31,896,712.17 = 6,885,894.95/x
  3. Step 3: Cross multiply
    21,261,374.00x = 31,896,712.17 × 6,885,894.95
  4. Step 4: Simplify right side
    21,261,374.00x = 219,637,409,213,135.69
  5. Step 5: Solve for x
    x = 219,637,409,213,135.69/21,261,374.00
  6. Step 6: Final answer
    x = 10,330,348.79

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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.