Home / 13,405,589.98-18,499,169.40-7,604,247.19

Finding the Fourth Proportional to 13,405,589.98, 18,499,169.40 and 7,604,247.19

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Solution

The fourth proportional to 13,405,589.98, 18,499,169.40 and 7,604,247.19 is: 10,493,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,405,589.98 : 18,499,169.40 = 7,604,247.19 : x
  2. Step 2: Convert to fraction form
    13,405,589.98/18,499,169.40 = 7,604,247.19/x
  3. Step 3: Cross multiply
    13,405,589.98x = 18,499,169.40 × 7,604,247.19
  4. Step 4: Simplify right side
    13,405,589.98x = 140,672,256,927,283.98
  5. Step 5: Solve for x
    x = 140,672,256,927,283.98/13,405,589.98
  6. Step 6: Final answer
    x = 10,493,552.10

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Double scale
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1.5x scale

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.