Home / 29,270,114-40,406,798.40-20,575,739.60

Finding the Fourth Proportional to 29,270,114, 40,406,798.40 and 20,575,739.60

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Solution

The fourth proportional to 29,270,114, 40,406,798.40 and 20,575,739.60 is: 28,404,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270,114 : 40,406,798.40 = 20,575,739.60 : x
  2. Step 2: Convert to fraction form
    29,270,114/40,406,798.40 = 20,575,739.60/x
  3. Step 3: Cross multiply
    29,270,114x = 40,406,798.40 × 20,575,739.60
  4. Step 4: Simplify right side
    29,270,114x = 831,399,761,948,096.62
  5. Step 5: Solve for x
    x = 831,399,761,948,096.62/29,270,114
  6. Step 6: Final answer
    x = 28,404,390.98

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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.