Home / 14,213,705.09-19,615,809.90-8,016,490.67

Finding the Fourth Proportional to 14,213,705.09, 19,615,809.90 and 8,016,490.67

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Solution

The fourth proportional to 14,213,705.09, 19,615,809.90 and 8,016,490.67 is: 11,063,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,705.09 : 19,615,809.90 = 8,016,490.67 : x
  2. Step 2: Convert to fraction form
    14,213,705.09/19,615,809.90 = 8,016,490.67/x
  3. Step 3: Cross multiply
    14,213,705.09x = 19,615,809.90 × 8,016,490.67
  4. Step 4: Simplify right side
    14,213,705.09x = 157,249,957,096,883.16
  5. Step 5: Solve for x
    x = 157,249,957,096,883.16/14,213,705.09
  6. Step 6: Final answer
    x = 11,063,262.96

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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.