Home / 12,948,597.20-19,422,895.80-6,230,133.20

Finding the Fourth Proportional to 12,948,597.20, 19,422,895.80 and 6,230,133.20

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Solution

The fourth proportional to 12,948,597.20, 19,422,895.80 and 6,230,133.20 is: 9,345,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948,597.20 : 19,422,895.80 = 6,230,133.20 : x
  2. Step 2: Convert to fraction form
    12,948,597.20/19,422,895.80 = 6,230,133.20/x
  3. Step 3: Cross multiply
    12,948,597.20x = 19,422,895.80 × 6,230,133.20
  4. Step 4: Simplify right side
    12,948,597.20x = 121,007,227,963,720.56
  5. Step 5: Solve for x
    x = 121,007,227,963,720.56/12,948,597.20
  6. Step 6: Final answer
    x = 9,345,199.80

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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.