Home / 8,252,459.10-12,378,688.65-5,183,387.33

Finding the Fourth Proportional to 8,252,459.10, 12,378,688.65 and 5,183,387.33

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Solution

The fourth proportional to 8,252,459.10, 12,378,688.65 and 5,183,387.33 is: 7,775,080.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,459.10 : 12,378,688.65 = 5,183,387.33 : x
  2. Step 2: Convert to fraction form
    8,252,459.10/12,378,688.65 = 5,183,387.33/x
  3. Step 3: Cross multiply
    8,252,459.10x = 12,378,688.65 × 5,183,387.33
  4. Step 4: Simplify right side
    8,252,459.10x = 64,163,537,848,531.37
  5. Step 5: Solve for x
    x = 64,163,537,848,531.37/8,252,459.10
  6. Step 6: Final answer
    x = 7,775,080.99

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Similar ratio
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1.5x scale

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.