Home / 9,989,145.14-13,779,942.35-6,067,860.89

Finding the Fourth Proportional to 9,989,145.14, 13,779,942.35 and 6,067,860.89

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Solution

The fourth proportional to 9,989,145.14, 13,779,942.35 and 6,067,860.89 is: 8,370,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,145.14 : 13,779,942.35 = 6,067,860.89 : x
  2. Step 2: Convert to fraction form
    9,989,145.14/13,779,942.35 = 6,067,860.89/x
  3. Step 3: Cross multiply
    9,989,145.14x = 13,779,942.35 × 6,067,860.89
  4. Step 4: Simplify right side
    9,989,145.14x = 83,614,773,152,780.67
  5. Step 5: Solve for x
    x = 83,614,773,152,780.67/9,989,145.14
  6. Step 6: Final answer
    x = 8,370,563.45

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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.