Home / 17,381,342.40-26,072,013.60-10,956,811.20

Finding the Fourth Proportional to 17,381,342.40, 26,072,013.60 and 10,956,811.20

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Solution

The fourth proportional to 17,381,342.40, 26,072,013.60 and 10,956,811.20 is: 16,435,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,342.40 : 26,072,013.60 = 10,956,811.20 : x
  2. Step 2: Convert to fraction form
    17,381,342.40/26,072,013.60 = 10,956,811.20/x
  3. Step 3: Cross multiply
    17,381,342.40x = 26,072,013.60 × 10,956,811.20
  4. Step 4: Simplify right side
    17,381,342.40x = 285,666,130,619,032.31
  5. Step 5: Solve for x
    x = 285,666,130,619,032.31/17,381,342.40
  6. Step 6: Final answer
    x = 16,435,216.80

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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.