Home / 11,137,083.20-16,705,624.80-8,482,875.20

Finding the Fourth Proportional to 11,137,083.20, 16,705,624.80 and 8,482,875.20

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Solution

The fourth proportional to 11,137,083.20, 16,705,624.80 and 8,482,875.20 is: 12,724,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,083.20 : 16,705,624.80 = 8,482,875.20 : x
  2. Step 2: Convert to fraction form
    11,137,083.20/16,705,624.80 = 8,482,875.20/x
  3. Step 3: Cross multiply
    11,137,083.20x = 16,705,624.80 × 8,482,875.20
  4. Step 4: Simplify right side
    11,137,083.20x = 141,711,730,316,424.97
  5. Step 5: Solve for x
    x = 141,711,730,316,424.97/11,137,083.20
  6. Step 6: Final answer
    x = 12,724,312.80

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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.