Home / 18,355,543.26-25,329,609.27-10,206,606.30

Finding the Fourth Proportional to 18,355,543.26, 25,329,609.27 and 10,206,606.30

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Solution

The fourth proportional to 18,355,543.26, 25,329,609.27 and 10,206,606.30 is: 14,084,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,543.26 : 25,329,609.27 = 10,206,606.30 : x
  2. Step 2: Convert to fraction form
    18,355,543.26/25,329,609.27 = 10,206,606.30/x
  3. Step 3: Cross multiply
    18,355,543.26x = 25,329,609.27 × 10,206,606.30
  4. Step 4: Simplify right side
    18,355,543.26x = 258,529,349,551,720.41
  5. Step 5: Solve for x
    x = 258,529,349,551,720.41/18,355,543.26
  6. Step 6: Final answer
    x = 14,084,538.16

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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.