Home / 13,146,810.87-19,809,952.85-10,803,156.06

Finding the Fourth Proportional to 13,146,810.87, 19,809,952.85 and 10,803,156.06

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Solution

The fourth proportional to 13,146,810.87, 19,809,952.85 and 10,803,156.06 is: 16,278,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,810.87 : 19,809,952.85 = 10,803,156.06 : x
  2. Step 2: Convert to fraction form
    13,146,810.87/19,809,952.85 = 10,803,156.06/x
  3. Step 3: Cross multiply
    13,146,810.87x = 19,809,952.85 × 10,803,156.06
  4. Step 4: Simplify right side
    13,146,810.87x = 214,010,012,080,742.03
  5. Step 5: Solve for x
    x = 214,010,012,080,742.03/13,146,810.87
  6. Step 6: Final answer
    x = 16,278,473.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.