Home / 14,116,234.40-21,127,112.40-12,415,623.20

Finding the Fourth Proportional to 14,116,234.40, 21,127,112.40 and 12,415,623.20

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Solution

The fourth proportional to 14,116,234.40, 21,127,112.40 and 12,415,623.20 is: 18,581,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116,234.40 : 21,127,112.40 = 12,415,623.20 : x
  2. Step 2: Convert to fraction form
    14,116,234.40/21,127,112.40 = 12,415,623.20/x
  3. Step 3: Cross multiply
    14,116,234.40x = 21,127,112.40 × 12,415,623.20
  4. Step 4: Simplify right side
    14,116,234.40x = 262,306,266,862,447.66
  5. Step 5: Solve for x
    x = 262,306,266,862,447.66/14,116,234.40
  6. Step 6: Final answer
    x = 18,581,886.60

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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.