Home / 15,344,721.96-21,183,687.05-11,210,110.98

Finding the Fourth Proportional to 15,344,721.96, 21,183,687.05 and 11,210,110.98

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Solution

The fourth proportional to 15,344,721.96, 21,183,687.05 and 11,210,110.98 is: 15,475,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344,721.96 : 21,183,687.05 = 11,210,110.98 : x
  2. Step 2: Convert to fraction form
    15,344,721.96/21,183,687.05 = 11,210,110.98/x
  3. Step 3: Cross multiply
    15,344,721.96x = 21,183,687.05 × 11,210,110.98
  4. Step 4: Simplify right side
    15,344,721.96x = 237,471,482,740,038.28
  5. Step 5: Solve for x
    x = 237,471,482,740,038.28/15,344,721.96
  6. Step 6: Final answer
    x = 15,475,776.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.