Home / 7,947,302.40-11,925,878.40-4,163,500.80

Finding the Fourth Proportional to 7,947,302.40, 11,925,878.40 and 4,163,500.80

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Solution

The fourth proportional to 7,947,302.40, 11,925,878.40 and 4,163,500.80 is: 6,247,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947,302.40 : 11,925,878.40 = 4,163,500.80 : x
  2. Step 2: Convert to fraction form
    7,947,302.40/11,925,878.40 = 4,163,500.80/x
  3. Step 3: Cross multiply
    7,947,302.40x = 11,925,878.40 × 4,163,500.80
  4. Step 4: Simplify right side
    7,947,302.40x = 49,653,404,259,102.72
  5. Step 5: Solve for x
    x = 49,653,404,259,102.72/7,947,302.40
  6. Step 6: Final answer
    x = 6,247,831.25

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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.