Home / 18,654,597.25-25,742,999.28-10,167,810.22

Finding the Fourth Proportional to 18,654,597.25, 25,742,999.28 and 10,167,810.22

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Solution

The fourth proportional to 18,654,597.25, 25,742,999.28 and 10,167,810.22 is: 14,031,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,597.25 : 25,742,999.28 = 10,167,810.22 : x
  2. Step 2: Convert to fraction form
    18,654,597.25/25,742,999.28 = 10,167,810.22/x
  3. Step 3: Cross multiply
    18,654,597.25x = 25,742,999.28 × 10,167,810.22
  4. Step 4: Simplify right side
    18,654,597.25x = 261,749,931,172,636.66
  5. Step 5: Solve for x
    x = 261,749,931,172,636.66/18,654,597.25
  6. Step 6: Final answer
    x = 14,031,390.10

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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.