Home / 18,426,314.26-25,428,242.18-10,166,890.66

Finding the Fourth Proportional to 18,426,314.26, 25,428,242.18 and 10,166,890.66

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Solution

The fourth proportional to 18,426,314.26, 25,428,242.18 and 10,166,890.66 is: 14,030,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426,314.26 : 25,428,242.18 = 10,166,890.66 : x
  2. Step 2: Convert to fraction form
    18,426,314.26/25,428,242.18 = 10,166,890.66/x
  3. Step 3: Cross multiply
    18,426,314.26x = 25,428,242.18 × 10,166,890.66
  4. Step 4: Simplify right side
    18,426,314.26x = 258,526,157,920,060.03
  5. Step 5: Solve for x
    x = 258,526,157,920,060.03/18,426,314.26
  6. Step 6: Final answer
    x = 14,030,269.66

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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.