Home / 7,556,903-10,428,371.16-4,119,113.96

Finding the Fourth Proportional to 7,556,903, 10,428,371.16 and 4,119,113.96

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Solution

The fourth proportional to 7,556,903, 10,428,371.16 and 4,119,113.96 is: 5,684,292.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556,903 : 10,428,371.16 = 4,119,113.96 : x
  2. Step 2: Convert to fraction form
    7,556,903/10,428,371.16 = 4,119,113.96/x
  3. Step 3: Cross multiply
    7,556,903x = 10,428,371.16 × 4,119,113.96
  4. Step 4: Simplify right side
    7,556,903x = 42,955,649,225,217.39
  5. Step 5: Solve for x
    x = 42,955,649,225,217.39/7,556,903
  6. Step 6: Final answer
    x = 5,684,292.79

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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.