Home / 13,346,477.11-20,006,254.68-5,256,326.71

Finding the Fourth Proportional to 13,346,477.11, 20,006,254.68 and 5,256,326.71

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Solution

The fourth proportional to 13,346,477.11, 20,006,254.68 and 5,256,326.71 is: 7,879,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,477.11 : 20,006,254.68 = 5,256,326.71 : x
  2. Step 2: Convert to fraction form
    13,346,477.11/20,006,254.68 = 5,256,326.71/x
  3. Step 3: Cross multiply
    13,346,477.11x = 20,006,254.68 × 5,256,326.71
  4. Step 4: Simplify right side
    13,346,477.11x = 105,159,410,841,546.50
  5. Step 5: Solve for x
    x = 105,159,410,841,546.50/13,346,477.11
  6. Step 6: Final answer
    x = 7,879,188.64

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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.