Home / 13,482,733.45-18,606,256.32-7,287,767.59

Finding the Fourth Proportional to 13,482,733.45, 18,606,256.32 and 7,287,767.59

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Solution

The fourth proportional to 13,482,733.45, 18,606,256.32 and 7,287,767.59 is: 10,057,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,733.45 : 18,606,256.32 = 7,287,767.59 : x
  2. Step 2: Convert to fraction form
    13,482,733.45/18,606,256.32 = 7,287,767.59/x
  3. Step 3: Cross multiply
    13,482,733.45x = 18,606,256.32 × 7,287,767.59
  4. Step 4: Simplify right side
    13,482,733.45x = 135,598,071,780,128.67
  5. Step 5: Solve for x
    x = 135,598,071,780,128.67/13,482,733.45
  6. Step 6: Final answer
    x = 10,057,164.76

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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.