Home / 18,850,723.48-26,014,342.35-10,478,879.38

Finding the Fourth Proportional to 18,850,723.48, 26,014,342.35 and 10,478,879.38

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Solution

The fourth proportional to 18,850,723.48, 26,014,342.35 and 10,478,879.38 is: 14,461,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,723.48 : 26,014,342.35 = 10,478,879.38 : x
  2. Step 2: Convert to fraction form
    18,850,723.48/26,014,342.35 = 10,478,879.38/x
  3. Step 3: Cross multiply
    18,850,723.48x = 26,014,342.35 × 10,478,879.38
  4. Step 4: Simplify right side
    18,850,723.48x = 272,601,155,635,675.78
  5. Step 5: Solve for x
    x = 272,601,155,635,675.78/18,850,723.48
  6. Step 6: Final answer
    x = 14,461,044.74

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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.