Home / 20,306,796.72-30,460,298.76-6,843,741.36

Finding the Fourth Proportional to 20,306,796.72, 30,460,298.76 and 6,843,741.36

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Solution

The fourth proportional to 20,306,796.72, 30,460,298.76 and 6,843,741.36 is: 10,265,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306,796.72 : 30,460,298.76 = 6,843,741.36 : x
  2. Step 2: Convert to fraction form
    20,306,796.72/30,460,298.76 = 6,843,741.36/x
  3. Step 3: Cross multiply
    20,306,796.72x = 30,460,298.76 × 6,843,741.36
  4. Step 4: Simplify right side
    20,306,796.72x = 208,462,406,461,768.75
  5. Step 5: Solve for x
    x = 208,462,406,461,768.75/20,306,796.72
  6. Step 6: Final answer
    x = 10,265,646.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.