Home / 15,565,767.60-23,285,665.80-13,676,199.60

Finding the Fourth Proportional to 15,565,767.60, 23,285,665.80 and 13,676,199.60

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Solution

The fourth proportional to 15,565,767.60, 23,285,665.80 and 13,676,199.60 is: 20,458,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,767.60 : 23,285,665.80 = 13,676,199.60 : x
  2. Step 2: Convert to fraction form
    15,565,767.60/23,285,665.80 = 13,676,199.60/x
  3. Step 3: Cross multiply
    15,565,767.60x = 23,285,665.80 × 13,676,199.60
  4. Step 4: Simplify right side
    15,565,767.60x = 318,459,413,299,693.69
  5. Step 5: Solve for x
    x = 318,459,413,299,693.69/15,565,767.60
  6. Step 6: Final answer
    x = 20,458,959.78

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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.