Home / 10,269,185.86-14,172,427.20-5,685,507.24

Finding the Fourth Proportional to 10,269,185.86, 14,172,427.20 and 5,685,507.24

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Solution

The fourth proportional to 10,269,185.86, 14,172,427.20 and 5,685,507.24 is: 7,846,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,185.86 : 14,172,427.20 = 5,685,507.24 : x
  2. Step 2: Convert to fraction form
    10,269,185.86/14,172,427.20 = 5,685,507.24/x
  3. Step 3: Cross multiply
    10,269,185.86x = 14,172,427.20 × 5,685,507.24
  4. Step 4: Simplify right side
    10,269,185.86x = 80,577,437,453,972.92
  5. Step 5: Solve for x
    x = 80,577,437,453,972.92/10,269,185.86
  6. Step 6: Final answer
    x = 7,846,526.35

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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.