Home / 11,090,441.76-16,620,792.47-8,631,426.85

Finding the Fourth Proportional to 11,090,441.76, 16,620,792.47 and 8,631,426.85

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Solution

The fourth proportional to 11,090,441.76, 16,620,792.47 and 8,631,426.85 is: 12,935,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090,441.76 : 16,620,792.47 = 8,631,426.85 : x
  2. Step 2: Convert to fraction form
    11,090,441.76/16,620,792.47 = 8,631,426.85/x
  3. Step 3: Cross multiply
    11,090,441.76x = 16,620,792.47 × 8,631,426.85
  4. Step 4: Simplify right side
    11,090,441.76x = 143,461,154,393,835.81
  5. Step 5: Solve for x
    x = 143,461,154,393,835.81/11,090,441.76
  6. Step 6: Final answer
    x = 12,935,567.18

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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.