Home / 13,180,364.15-19,773,527.43-7,114,965.71

Finding the Fourth Proportional to 13,180,364.15, 19,773,527.43 and 7,114,965.71

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Solution

The fourth proportional to 13,180,364.15, 19,773,527.43 and 7,114,965.71 is: 10,674,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,364.15 : 19,773,527.43 = 7,114,965.71 : x
  2. Step 2: Convert to fraction form
    13,180,364.15/19,773,527.43 = 7,114,965.71/x
  3. Step 3: Cross multiply
    13,180,364.15x = 19,773,527.43 × 7,114,965.71
  4. Step 4: Simplify right side
    13,180,364.15x = 140,687,969,630,194.42
  5. Step 5: Solve for x
    x = 140,687,969,630,194.42/13,180,364.15
  6. Step 6: Final answer
    x = 10,674,057.87

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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.