Home / 15,604,575.48-21,535,150.86-8,728,647.48

Finding the Fourth Proportional to 15,604,575.48, 21,535,150.86 and 8,728,647.48

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Solution

The fourth proportional to 15,604,575.48, 21,535,150.86 and 8,728,647.48 is: 12,046,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604,575.48 : 21,535,150.86 = 8,728,647.48 : x
  2. Step 2: Convert to fraction form
    15,604,575.48/21,535,150.86 = 8,728,647.48/x
  3. Step 3: Cross multiply
    15,604,575.48x = 21,535,150.86 × 8,728,647.48
  4. Step 4: Simplify right side
    15,604,575.48x = 187,972,740,285,558.84
  5. Step 5: Solve for x
    x = 187,972,740,285,558.84/15,604,575.48
  6. Step 6: Final answer
    x = 12,046,001.54

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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.