Home / 8,426,971.56-11,629,137.96-4,559,407.86

Finding the Fourth Proportional to 8,426,971.56, 11,629,137.96 and 4,559,407.86

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Solution

The fourth proportional to 8,426,971.56, 11,629,137.96 and 4,559,407.86 is: 6,291,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,971.56 : 11,629,137.96 = 4,559,407.86 : x
  2. Step 2: Convert to fraction form
    8,426,971.56/11,629,137.96 = 4,559,407.86/x
  3. Step 3: Cross multiply
    8,426,971.56x = 11,629,137.96 × 4,559,407.86
  4. Step 4: Simplify right side
    8,426,971.56x = 53,021,983,019,848.38
  5. Step 5: Solve for x
    x = 53,021,983,019,848.38/8,426,971.56
  6. Step 6: Final answer
    x = 6,291,938.05

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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.