Home / 28,073,999.40-42,079,506.30-14,421,870.60

Finding the Fourth Proportional to 28,073,999.40, 42,079,506.30 and 14,421,870.60

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Solution

The fourth proportional to 28,073,999.40, 42,079,506.30 and 14,421,870.60 is: 21,616,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073,999.40 : 42,079,506.30 = 14,421,870.60 : x
  2. Step 2: Convert to fraction form
    28,073,999.40/42,079,506.30 = 14,421,870.60/x
  3. Step 3: Cross multiply
    28,073,999.40x = 42,079,506.30 × 14,421,870.60
  4. Step 4: Simplify right side
    28,073,999.40x = 606,865,194,770,484.75
  5. Step 5: Solve for x
    x = 606,865,194,770,484.75/28,073,999.40
  6. Step 6: Final answer
    x = 21,616,627.76

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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.