Home / 40,861,831.84-61,274,302.74-11,709,002.80

Finding the Fourth Proportional to 40,861,831.84, 61,274,302.74 and 11,709,002.80

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Solution

The fourth proportional to 40,861,831.84, 61,274,302.74 and 11,709,002.80 is: 17,558,218.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,861,831.84 : 61,274,302.74 = 11,709,002.80 : x
  2. Step 2: Convert to fraction form
    40,861,831.84/61,274,302.74 = 11,709,002.80/x
  3. Step 3: Cross multiply
    40,861,831.84x = 61,274,302.74 × 11,709,002.80
  4. Step 4: Simplify right side
    40,861,831.84x = 717,460,982,350,707.75
  5. Step 5: Solve for x
    x = 717,460,982,350,707.75/40,861,831.84
  6. Step 6: Final answer
    x = 17,558,218.76

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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.