Home / 43,898,831.28-65,851,653.78-13,191,013.62

Finding the Fourth Proportional to 43,898,831.28, 65,851,653.78 and 13,191,013.62

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Solution

The fourth proportional to 43,898,831.28, 65,851,653.78 and 13,191,013.62 is: 19,787,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898,831.28 : 65,851,653.78 = 13,191,013.62 : x
  2. Step 2: Convert to fraction form
    43,898,831.28/65,851,653.78 = 13,191,013.62/x
  3. Step 3: Cross multiply
    43,898,831.28x = 65,851,653.78 × 13,191,013.62
  4. Step 4: Simplify right side
    43,898,831.28x = 868,650,061,911,504.50
  5. Step 5: Solve for x
    x = 868,650,061,911,504.50/43,898,831.28
  6. Step 6: Final answer
    x = 19,787,544.15

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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.