Home / 22,660,065.80-31,270,895.28-12,346,788.86

Finding the Fourth Proportional to 22,660,065.80, 31,270,895.28 and 12,346,788.86

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Solution

The fourth proportional to 22,660,065.80, 31,270,895.28 and 12,346,788.86 is: 17,038,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660,065.80 : 31,270,895.28 = 12,346,788.86 : x
  2. Step 2: Convert to fraction form
    22,660,065.80/31,270,895.28 = 12,346,788.86/x
  3. Step 3: Cross multiply
    22,660,065.80x = 31,270,895.28 × 12,346,788.86
  4. Step 4: Simplify right side
    22,660,065.80x = 386,095,141,485,330.56
  5. Step 5: Solve for x
    x = 386,095,141,485,330.56/22,660,065.80
  6. Step 6: Final answer
    x = 17,038,571.07

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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.