Home / 13,146,810.62-19,809,952.48-10,803,155.81

Finding the Fourth Proportional to 13,146,810.62, 19,809,952.48 and 10,803,155.81

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Solution

The fourth proportional to 13,146,810.62, 19,809,952.48 and 10,803,155.81 is: 16,278,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,810.62 : 19,809,952.48 = 10,803,155.81 : x
  2. Step 2: Convert to fraction form
    13,146,810.62/19,809,952.48 = 10,803,155.81/x
  3. Step 3: Cross multiply
    13,146,810.62x = 19,809,952.48 × 10,803,155.81
  4. Step 4: Simplify right side
    13,146,810.62x = 214,010,003,077,070.38
  5. Step 5: Solve for x
    x = 214,010,003,077,070.38/13,146,810.62
  6. Step 6: Final answer
    x = 16,278,473.11

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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.