Home / 8,308,056.70-12,462,085.05-4,712,434.30

Finding the Fourth Proportional to 8,308,056.70, 12,462,085.05 and 4,712,434.30

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Solution

The fourth proportional to 8,308,056.70, 12,462,085.05 and 4,712,434.30 is: 7,068,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,056.70 : 12,462,085.05 = 4,712,434.30 : x
  2. Step 2: Convert to fraction form
    8,308,056.70/12,462,085.05 = 4,712,434.30/x
  3. Step 3: Cross multiply
    8,308,056.70x = 12,462,085.05 × 4,712,434.30
  4. Step 4: Simplify right side
    8,308,056.70x = 58,726,757,039,137.22
  5. Step 5: Solve for x
    x = 58,726,757,039,137.22/8,308,056.70
  6. Step 6: Final answer
    x = 7,068,651.45

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Double scale
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Similar ratio
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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.