Home / 7,227,986.40-9,974,934-4,326,815.88

Finding the Fourth Proportional to 7,227,986.40, 9,974,934 and 4,326,815.88

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Solution

The fourth proportional to 7,227,986.40, 9,974,934 and 4,326,815.88 is: 5,971,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,986.40 : 9,974,934 = 4,326,815.88 : x
  2. Step 2: Convert to fraction form
    7,227,986.40/9,974,934 = 4,326,815.88/x
  3. Step 3: Cross multiply
    7,227,986.40x = 9,974,934 × 4,326,815.88
  4. Step 4: Simplify right side
    7,227,986.40x = 43,159,702,833,151.92
  5. Step 5: Solve for x
    x = 43,159,702,833,151.92/7,227,986.40
  6. Step 6: Final answer
    x = 5,971,193.14

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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.