Home / 14,346,339.76-19,797,353.16-7,819,825.60

Finding the Fourth Proportional to 14,346,339.76, 19,797,353.16 and 7,819,825.60

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Solution

The fourth proportional to 14,346,339.76, 19,797,353.16 and 7,819,825.60 is: 10,791,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,339.76 : 19,797,353.16 = 7,819,825.60 : x
  2. Step 2: Convert to fraction form
    14,346,339.76/19,797,353.16 = 7,819,825.60/x
  3. Step 3: Cross multiply
    14,346,339.76x = 19,797,353.16 × 7,819,825.60
  4. Step 4: Simplify right side
    14,346,339.76x = 154,811,849,052,808.88
  5. Step 5: Solve for x
    x = 154,811,849,052,808.88/14,346,339.76
  6. Step 6: Final answer
    x = 10,791,034.62

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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.