Home / 15,797,416.30-23,660,695.05-12,963,064.30

Finding the Fourth Proportional to 15,797,416.30, 23,660,695.05 and 12,963,064.30

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Solution

The fourth proportional to 15,797,416.30, 23,660,695.05 and 12,963,064.30 is: 19,415,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797,416.30 : 23,660,695.05 = 12,963,064.30 : x
  2. Step 2: Convert to fraction form
    15,797,416.30/23,660,695.05 = 12,963,064.30/x
  3. Step 3: Cross multiply
    15,797,416.30x = 23,660,695.05 × 12,963,064.30
  4. Step 4: Simplify right side
    15,797,416.30x = 306,715,111,315,841.75
  5. Step 5: Solve for x
    x = 306,715,111,315,841.75/15,797,416.30
  6. Step 6: Final answer
    x = 19,415,523.75

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1.5x scale

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.