Home / 51,545,960.86-71,133,707.20-30,353,665.18

Finding the Fourth Proportional to 51,545,960.86, 71,133,707.20 and 30,353,665.18

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Solution

The fourth proportional to 51,545,960.86, 71,133,707.20 and 30,353,665.18 is: 41,888,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545,960.86 : 71,133,707.20 = 30,353,665.18 : x
  2. Step 2: Convert to fraction form
    51,545,960.86/71,133,707.20 = 30,353,665.18/x
  3. Step 3: Cross multiply
    51,545,960.86x = 71,133,707.20 × 30,353,665.18
  4. Step 4: Simplify right side
    51,545,960.86x = 2,159,168,731,360,955.25
  5. Step 5: Solve for x
    x = 2,159,168,731,360,955.25/51,545,960.86
  6. Step 6: Final answer
    x = 41,888,223.55

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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.