Home / 21,930,146.40-32,761,938.57-14,190,741.48

Finding the Fourth Proportional to 21,930,146.40, 32,761,938.57 and 14,190,741.48

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Solution

The fourth proportional to 21,930,146.40, 32,761,938.57 and 14,190,741.48 is: 21,199,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930,146.40 : 32,761,938.57 = 14,190,741.48 : x
  2. Step 2: Convert to fraction form
    21,930,146.40/32,761,938.57 = 14,190,741.48/x
  3. Step 3: Cross multiply
    21,930,146.40x = 32,761,938.57 × 14,190,741.48
  4. Step 4: Simplify right side
    21,930,146.40x = 464,916,200,630,510.88
  5. Step 5: Solve for x
    x = 464,916,200,630,510.88/21,930,146.40
  6. Step 6: Final answer
    x = 21,199,867.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.