Home / 13,658,715.90-20,489,110.65-4,073,346.30

Finding the Fourth Proportional to 13,658,715.90, 20,489,110.65 and 4,073,346.30

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Solution

The fourth proportional to 13,658,715.90, 20,489,110.65 and 4,073,346.30 is: 6,110,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,715.90 : 20,489,110.65 = 4,073,346.30 : x
  2. Step 2: Convert to fraction form
    13,658,715.90/20,489,110.65 = 4,073,346.30/x
  3. Step 3: Cross multiply
    13,658,715.90x = 20,489,110.65 × 4,073,346.30
  4. Step 4: Simplify right side
    13,658,715.90x = 83,459,243,056,468.08
  5. Step 5: Solve for x
    x = 83,459,243,056,468.08/13,658,715.90
  6. Step 6: Final answer
    x = 6,110,328.65

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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.