Home / 8,461,650.80-12,692,476.20-8,093,068.40

Finding the Fourth Proportional to 8,461,650.80, 12,692,476.20 and 8,093,068.40

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Solution

The fourth proportional to 8,461,650.80, 12,692,476.20 and 8,093,068.40 is: 12,139,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,650.80 : 12,692,476.20 = 8,093,068.40 : x
  2. Step 2: Convert to fraction form
    8,461,650.80/12,692,476.20 = 8,093,068.40/x
  3. Step 3: Cross multiply
    8,461,650.80x = 12,692,476.20 × 8,093,068.40
  4. Step 4: Simplify right side
    8,461,650.80x = 102,721,078,051,972.08
  5. Step 5: Solve for x
    x = 102,721,078,051,972.08/8,461,650.80
  6. Step 6: Final answer
    x = 12,139,602.60

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Double scale
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Similar ratio
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1.5x scale

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.