Home / 18,721,080.82-25,834,595.96-10,461,210.98

Finding the Fourth Proportional to 18,721,080.82, 25,834,595.96 and 10,461,210.98

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Solution

The fourth proportional to 18,721,080.82, 25,834,595.96 and 10,461,210.98 is: 14,436,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,721,080.82 : 25,834,595.96 = 10,461,210.98 : x
  2. Step 2: Convert to fraction form
    18,721,080.82/25,834,595.96 = 10,461,210.98/x
  3. Step 3: Cross multiply
    18,721,080.82x = 25,834,595.96 × 10,461,210.98
  4. Step 4: Simplify right side
    18,721,080.82x = 270,261,158,920,615.66
  5. Step 5: Solve for x
    x = 270,261,158,920,615.66/18,721,080.82
  6. Step 6: Final answer
    x = 14,436,194.23

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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.