Home / 7,386,513.40-11,073,549.30-3,840,657.40

Finding the Fourth Proportional to 7,386,513.40, 11,073,549.30 and 3,840,657.40

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Solution

The fourth proportional to 7,386,513.40, 11,073,549.30 and 3,840,657.40 is: 5,757,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386,513.40 : 11,073,549.30 = 3,840,657.40 : x
  2. Step 2: Convert to fraction form
    7,386,513.40/11,073,549.30 = 3,840,657.40/x
  3. Step 3: Cross multiply
    7,386,513.40x = 11,073,549.30 × 3,840,657.40
  4. Step 4: Simplify right side
    7,386,513.40x = 42,529,709,063,309.82
  5. Step 5: Solve for x
    x = 42,529,709,063,309.82/7,386,513.40
  6. Step 6: Final answer
    x = 5,757,751.56

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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.