Home / 7,152,034.10-10,728,051.15-6,676,142.90

Finding the Fourth Proportional to 7,152,034.10, 10,728,051.15 and 6,676,142.90

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Solution

The fourth proportional to 7,152,034.10, 10,728,051.15 and 6,676,142.90 is: 10,014,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,034.10 : 10,728,051.15 = 6,676,142.90 : x
  2. Step 2: Convert to fraction form
    7,152,034.10/10,728,051.15 = 6,676,142.90/x
  3. Step 3: Cross multiply
    7,152,034.10x = 10,728,051.15 × 6,676,142.90
  4. Step 4: Simplify right side
    7,152,034.10x = 71,622,002,515,909.34
  5. Step 5: Solve for x
    x = 71,622,002,515,909.34/7,152,034.10
  6. Step 6: Final answer
    x = 10,014,214.35

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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.