Home / 15,300,999.70-22,951,499.55-13,308,095.95

Finding the Fourth Proportional to 15,300,999.70, 22,951,499.55 and 13,308,095.95

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Solution

The fourth proportional to 15,300,999.70, 22,951,499.55 and 13,308,095.95 is: 19,962,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300,999.70 : 22,951,499.55 = 13,308,095.95 : x
  2. Step 2: Convert to fraction form
    15,300,999.70/22,951,499.55 = 13,308,095.95/x
  3. Step 3: Cross multiply
    15,300,999.70x = 22,951,499.55 × 13,308,095.95
  4. Step 4: Simplify right side
    15,300,999.70x = 305,440,758,207,781.81
  5. Step 5: Solve for x
    x = 305,440,758,207,781.81/15,300,999.70
  6. Step 6: Final answer
    x = 19,962,143.93

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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.