Home / 11,318,673.96-15,630,145.02-7,190,035.92

Finding the Fourth Proportional to 11,318,673.96, 15,630,145.02 and 7,190,035.92

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Solution

The fourth proportional to 11,318,673.96, 15,630,145.02 and 7,190,035.92 is: 9,928,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318,673.96 : 15,630,145.02 = 7,190,035.92 : x
  2. Step 2: Convert to fraction form
    11,318,673.96/15,630,145.02 = 7,190,035.92/x
  3. Step 3: Cross multiply
    11,318,673.96x = 15,630,145.02 × 7,190,035.92
  4. Step 4: Simplify right side
    11,318,673.96x = 112,381,304,128,609.11
  5. Step 5: Solve for x
    x = 112,381,304,128,609.11/11,318,673.96
  6. Step 6: Final answer
    x = 9,928,840.12

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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.