Home / 51,545,961.86-71,133,708.58-30,353,666.18

Finding the Fourth Proportional to 51,545,961.86, 71,133,708.58 and 30,353,666.18

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Solution

The fourth proportional to 51,545,961.86, 71,133,708.58 and 30,353,666.18 is: 41,888,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545,961.86 : 71,133,708.58 = 30,353,666.18 : x
  2. Step 2: Convert to fraction form
    51,545,961.86/71,133,708.58 = 30,353,666.18/x
  3. Step 3: Cross multiply
    51,545,961.86x = 71,133,708.58 × 30,353,666.18
  4. Step 4: Simplify right side
    51,545,961.86x = 2,159,168,844,382,721.75
  5. Step 5: Solve for x
    x = 2,159,168,844,382,721.75/51,545,961.86
  6. Step 6: Final answer
    x = 41,888,224.93

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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.