Home / 13,690,160.87-20,537,981.46-5,054,313.87

Finding the Fourth Proportional to 13,690,160.87, 20,537,981.46 and 5,054,313.87

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Solution

The fourth proportional to 13,690,160.87, 20,537,981.46 and 5,054,313.87 is: 7,582,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,690,160.87 : 20,537,981.46 = 5,054,313.87 : x
  2. Step 2: Convert to fraction form
    13,690,160.87/20,537,981.46 = 5,054,313.87/x
  3. Step 3: Cross multiply
    13,690,160.87x = 20,537,981.46 × 5,054,313.87
  4. Step 4: Simplify right side
    13,690,160.87x = 103,805,404,555,080.86
  5. Step 5: Solve for x
    x = 103,805,404,555,080.86/13,690,160.87
  6. Step 6: Final answer
    x = 7,582,482.45

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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.