Home / 38,858,897.60-58,288,346.40-11,929,054.40

Finding the Fourth Proportional to 38,858,897.60, 58,288,346.40 and 11,929,054.40

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Solution

The fourth proportional to 38,858,897.60, 58,288,346.40 and 11,929,054.40 is: 17,893,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858,897.60 : 58,288,346.40 = 11,929,054.40 : x
  2. Step 2: Convert to fraction form
    38,858,897.60/58,288,346.40 = 11,929,054.40/x
  3. Step 3: Cross multiply
    38,858,897.60x = 58,288,346.40 × 11,929,054.40
  4. Step 4: Simplify right side
    38,858,897.60x = 695,324,855,091,644.12
  5. Step 5: Solve for x
    x = 695,324,855,091,644.12/38,858,897.60
  6. Step 6: Final answer
    x = 17,893,581.60

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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.