Home / 12,857,090.19-19,284,454.28-4,337,500.47

Finding the Fourth Proportional to 12,857,090.19, 19,284,454.28 and 4,337,500.47

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Solution

The fourth proportional to 12,857,090.19, 19,284,454.28 and 4,337,500.47 is: 6,505,852.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,857,090.19 : 19,284,454.28 = 4,337,500.47 : x
  2. Step 2: Convert to fraction form
    12,857,090.19/19,284,454.28 = 4,337,500.47/x
  3. Step 3: Cross multiply
    12,857,090.19x = 19,284,454.28 × 4,337,500.47
  4. Step 4: Simplify right side
    12,857,090.19x = 83,646,329,441,720.55
  5. Step 5: Solve for x
    x = 83,646,329,441,720.55/12,857,090.19
  6. Step 6: Final answer
    x = 6,505,852.28

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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.