Home / 8,466,507.86-11,662,416.84-6,830,333.86

Finding the Fourth Proportional to 8,466,507.86, 11,662,416.84 and 6,830,333.86

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Solution

The fourth proportional to 8,466,507.86, 11,662,416.84 and 6,830,333.86 is: 9,408,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466,507.86 : 11,662,416.84 = 6,830,333.86 : x
  2. Step 2: Convert to fraction form
    8,466,507.86/11,662,416.84 = 6,830,333.86/x
  3. Step 3: Cross multiply
    8,466,507.86x = 11,662,416.84 × 6,830,333.86
  4. Step 4: Simplify right side
    8,466,507.86x = 79,658,200,631,686.20
  5. Step 5: Solve for x
    x = 79,658,200,631,686.20/8,466,507.86
  6. Step 6: Final answer
    x = 9,408,625.37

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1.5x scale

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.