Home / 18,901,645-26,084,270.26-10,316,941

Finding the Fourth Proportional to 18,901,645, 26,084,270.26 and 10,316,941

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Solution

The fourth proportional to 18,901,645, 26,084,270.26 and 10,316,941 is: 14,237,378.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,901,645 : 26,084,270.26 = 10,316,941 : x
  2. Step 2: Convert to fraction form
    18,901,645/26,084,270.26 = 10,316,941/x
  3. Step 3: Cross multiply
    18,901,645x = 26,084,270.26 × 10,316,941
  4. Step 4: Simplify right side
    18,901,645x = 269,109,877,300,474.69
  5. Step 5: Solve for x
    x = 269,109,877,300,474.69/18,901,645
  6. Step 6: Final answer
    x = 14,237,378.67

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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.