Home / 18,850,763.96-26,014,398.80-10,478,919.75

Finding the Fourth Proportional to 18,850,763.96, 26,014,398.80 and 10,478,919.75

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Solution

The fourth proportional to 18,850,763.96, 26,014,398.80 and 10,478,919.75 is: 14,461,100.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,763.96 : 26,014,398.80 = 10,478,919.75 : x
  2. Step 2: Convert to fraction form
    18,850,763.96/26,014,398.80 = 10,478,919.75/x
  3. Step 3: Cross multiply
    18,850,763.96x = 26,014,398.80 × 10,478,919.75
  4. Step 4: Simplify right side
    18,850,763.96x = 272,602,797,317,301.72
  5. Step 5: Solve for x
    x = 272,602,797,317,301.72/18,850,763.96
  6. Step 6: Final answer
    x = 14,461,100.78

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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.