Home / 53,002,555.65-79,509,082.28-18,453,641.85

Finding the Fourth Proportional to 53,002,555.65, 79,509,082.28 and 18,453,641.85

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Solution

The fourth proportional to 53,002,555.65, 79,509,082.28 and 18,453,641.85 is: 27,682,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,002,555.65 : 79,509,082.28 = 18,453,641.85 : x
  2. Step 2: Convert to fraction form
    53,002,555.65/79,509,082.28 = 18,453,641.85/x
  3. Step 3: Cross multiply
    53,002,555.65x = 79,509,082.28 × 18,453,641.85
  4. Step 4: Simplify right side
    53,002,555.65x = 1,467,232,128,125,033.50
  5. Step 5: Solve for x
    x = 1,467,232,128,125,033.50/53,002,555.65
  6. Step 6: Final answer
    x = 27,682,290.22

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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.