Home / 8,064,875.70-11,129,495.10-4,393,780.98

Finding the Fourth Proportional to 8,064,875.70, 11,129,495.10 and 4,393,780.98

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Solution

The fourth proportional to 8,064,875.70, 11,129,495.10 and 4,393,780.98 is: 6,063,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,875.70 : 11,129,495.10 = 4,393,780.98 : x
  2. Step 2: Convert to fraction form
    8,064,875.70/11,129,495.10 = 4,393,780.98/x
  3. Step 3: Cross multiply
    8,064,875.70x = 11,129,495.10 × 4,393,780.98
  4. Step 4: Simplify right side
    8,064,875.70x = 48,900,563,887,383.20
  5. Step 5: Solve for x
    x = 48,900,563,887,383.20/8,064,875.70
  6. Step 6: Final answer
    x = 6,063,399.57

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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.