Home / 21,523,841.40-32,287,730.40-8,741,701.20

Finding the Fourth Proportional to 21,523,841.40, 32,287,730.40 and 8,741,701.20

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Solution

The fourth proportional to 21,523,841.40, 32,287,730.40 and 8,741,701.20 is: 13,113,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523,841.40 : 32,287,730.40 = 8,741,701.20 : x
  2. Step 2: Convert to fraction form
    21,523,841.40/32,287,730.40 = 8,741,701.20/x
  3. Step 3: Cross multiply
    21,523,841.40x = 32,287,730.40 × 8,741,701.20
  4. Step 4: Simplify right side
    21,523,841.40x = 282,249,691,582,956.44
  5. Step 5: Solve for x
    x = 282,249,691,582,956.44/21,523,841.40
  6. Step 6: Final answer
    x = 13,113,351.21

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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.