Home / 13,070,688.91-19,588,097.03-8,269,783.81

Finding the Fourth Proportional to 13,070,688.91, 19,588,097.03 and 8,269,783.81

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Solution

The fourth proportional to 13,070,688.91, 19,588,097.03 and 8,269,783.81 is: 12,393,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,688.91 : 19,588,097.03 = 8,269,783.81 : x
  2. Step 2: Convert to fraction form
    13,070,688.91/19,588,097.03 = 8,269,783.81/x
  3. Step 3: Cross multiply
    13,070,688.91x = 19,588,097.03 × 8,269,783.81
  4. Step 4: Simplify right side
    13,070,688.91x = 161,989,327,597,083.91
  5. Step 5: Solve for x
    x = 161,989,327,597,083.91/13,070,688.91
  6. Step 6: Final answer
    x = 12,393,327.45

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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.