Home / 15,018,376.40-22,490,822.40-13,562,709.82

Finding the Fourth Proportional to 15,018,376.40, 22,490,822.40 and 13,562,709.82

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Solution

The fourth proportional to 15,018,376.40, 22,490,822.40 and 13,562,709.82 is: 20,310,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018,376.40 : 22,490,822.40 = 13,562,709.82 : x
  2. Step 2: Convert to fraction form
    15,018,376.40/22,490,822.40 = 13,562,709.82/x
  3. Step 3: Cross multiply
    15,018,376.40x = 22,490,822.40 × 13,562,709.82
  4. Step 4: Simplify right side
    15,018,376.40x = 305,036,497,824,355.94
  5. Step 5: Solve for x
    x = 305,036,497,824,355.94/15,018,376.40
  6. Step 6: Final answer
    x = 20,310,883.79

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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.