Home / 18,425,207.12-25,427,539.14-10,166,220.32

Finding the Fourth Proportional to 18,425,207.12, 25,427,539.14 and 10,166,220.32

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Solution

The fourth proportional to 18,425,207.12, 25,427,539.14 and 10,166,220.32 is: 14,029,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425,207.12 : 25,427,539.14 = 10,166,220.32 : x
  2. Step 2: Convert to fraction form
    18,425,207.12/25,427,539.14 = 10,166,220.32/x
  3. Step 3: Cross multiply
    18,425,207.12x = 25,427,539.14 × 10,166,220.32
  4. Step 4: Simplify right side
    18,425,207.12x = 258,501,965,092,663.34
  5. Step 5: Solve for x
    x = 258,501,965,092,663.34/18,425,207.12
  6. Step 6: Final answer
    x = 14,029,799.69

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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.