Home / 34,131,831.28-47,101,931.40-18,661,926.64

Finding the Fourth Proportional to 34,131,831.28, 47,101,931.40 and 18,661,926.64

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Solution

The fourth proportional to 34,131,831.28, 47,101,931.40 and 18,661,926.64 is: 25,753,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,131,831.28 : 47,101,931.40 = 18,661,926.64 : x
  2. Step 2: Convert to fraction form
    34,131,831.28/47,101,931.40 = 18,661,926.64/x
  3. Step 3: Cross multiply
    34,131,831.28x = 47,101,931.40 × 18,661,926.64
  4. Step 4: Simplify right side
    34,131,831.28x = 879,012,788,389,112.50
  5. Step 5: Solve for x
    x = 879,012,788,389,112.50/34,131,831.28
  6. Step 6: Final answer
    x = 25,753,461.08

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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.