Home / 15,019,345.02-20,727,103.66-8,493,950.28

Finding the Fourth Proportional to 15,019,345.02, 20,727,103.66 and 8,493,950.28

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Solution

The fourth proportional to 15,019,345.02, 20,727,103.66 and 8,493,950.28 is: 11,721,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019,345.02 : 20,727,103.66 = 8,493,950.28 : x
  2. Step 2: Convert to fraction form
    15,019,345.02/20,727,103.66 = 8,493,950.28/x
  3. Step 3: Cross multiply
    15,019,345.02x = 20,727,103.66 × 8,493,950.28
  4. Step 4: Simplify right side
    15,019,345.02x = 176,054,987,936,446
  5. Step 5: Solve for x
    x = 176,054,987,936,446/15,019,345.02
  6. Step 6: Final answer
    x = 11,721,881.86

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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.