Home / 9,101,342.40-13,649,525.28-3,421,129.92

Finding the Fourth Proportional to 9,101,342.40, 13,649,525.28 and 3,421,129.92

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Solution

The fourth proportional to 9,101,342.40, 13,649,525.28 and 3,421,129.92 is: 5,130,759.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,342.40 : 13,649,525.28 = 3,421,129.92 : x
  2. Step 2: Convert to fraction form
    9,101,342.40/13,649,525.28 = 3,421,129.92/x
  3. Step 3: Cross multiply
    9,101,342.40x = 13,649,525.28 × 3,421,129.92
  4. Step 4: Simplify right side
    9,101,342.40x = 46,696,799,329,204.38
  5. Step 5: Solve for x
    x = 46,696,799,329,204.38/9,101,342.40
  6. Step 6: Final answer
    x = 5,130,759.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.