Home / 14,443,458.49-19,920,350.48-12,697,394.56

Finding the Fourth Proportional to 14,443,458.49, 19,920,350.48 and 12,697,394.56

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Solution

The fourth proportional to 14,443,458.49, 19,920,350.48 and 12,697,394.56 is: 17,512,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,458.49 : 19,920,350.48 = 12,697,394.56 : x
  2. Step 2: Convert to fraction form
    14,443,458.49/19,920,350.48 = 12,697,394.56/x
  3. Step 3: Cross multiply
    14,443,458.49x = 19,920,350.48 × 12,697,394.56
  4. Step 4: Simplify right side
    14,443,458.49x = 252,936,549,740,462.59
  5. Step 5: Solve for x
    x = 252,936,549,740,462.59/14,443,458.49
  6. Step 6: Final answer
    x = 17,512,187.26

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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.