Home / 9,986,562.98-13,780,672-6,118,558.24

Finding the Fourth Proportional to 9,986,562.98, 13,780,672 and 6,118,558.24

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Solution

The fourth proportional to 9,986,562.98, 13,780,672 and 6,118,558.24 is: 8,443,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,562.98 : 13,780,672 = 6,118,558.24 : x
  2. Step 2: Convert to fraction form
    9,986,562.98/13,780,672 = 6,118,558.24/x
  3. Step 3: Cross multiply
    9,986,562.98x = 13,780,672 × 6,118,558.24
  4. Step 4: Simplify right side
    9,986,562.98x = 84,317,844,218,337.28
  5. Step 5: Solve for x
    x = 84,317,844,218,337.28/9,986,562.98
  6. Step 6: Final answer
    x = 8,443,129.47

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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.