Home / 5,186,092.80-7,779,139.20-4,920,372.30

Finding the Fourth Proportional to 5,186,092.80, 7,779,139.20 and 4,920,372.30

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Solution

The fourth proportional to 5,186,092.80, 7,779,139.20 and 4,920,372.30 is: 7,380,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,092.80 : 7,779,139.20 = 4,920,372.30 : x
  2. Step 2: Convert to fraction form
    5,186,092.80/7,779,139.20 = 4,920,372.30/x
  3. Step 3: Cross multiply
    5,186,092.80x = 7,779,139.20 × 4,920,372.30
  4. Step 4: Simplify right side
    5,186,092.80x = 38,276,261,037,524.16
  5. Step 5: Solve for x
    x = 38,276,261,037,524.16/5,186,092.80
  6. Step 6: Final answer
    x = 7,380,558.45

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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.