Home / 5,302,407.60-7,318,153.44-3,127,189.86

Finding the Fourth Proportional to 5,302,407.60, 7,318,153.44 and 3,127,189.86

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Solution

The fourth proportional to 5,302,407.60, 7,318,153.44 and 3,127,189.86 is: 4,316,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302,407.60 : 7,318,153.44 = 3,127,189.86 : x
  2. Step 2: Convert to fraction form
    5,302,407.60/7,318,153.44 = 3,127,189.86/x
  3. Step 3: Cross multiply
    5,302,407.60x = 7,318,153.44 × 3,127,189.86
  4. Step 4: Simplify right side
    5,302,407.60x = 22,885,255,231,492.12
  5. Step 5: Solve for x
    x = 22,885,255,231,492.12/5,302,407.60
  6. Step 6: Final answer
    x = 4,316,012.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.