Home / 12,502,216.20-18,725,330.70-10,262,728.20

Finding the Fourth Proportional to 12,502,216.20, 18,725,330.70 and 10,262,728.20

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Solution

The fourth proportional to 12,502,216.20, 18,725,330.70 and 10,262,728.20 is: 15,371,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502,216.20 : 18,725,330.70 = 10,262,728.20 : x
  2. Step 2: Convert to fraction form
    12,502,216.20/18,725,330.70 = 10,262,728.20/x
  3. Step 3: Cross multiply
    12,502,216.20x = 18,725,330.70 × 10,262,728.20
  4. Step 4: Simplify right side
    12,502,216.20x = 192,172,979,429,215.72
  5. Step 5: Solve for x
    x = 192,172,979,429,215.72/12,502,216.20
  6. Step 6: Final answer
    x = 15,371,113.12

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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.