Home / 9,101,345.40-13,649,529.78-3,421,132.92

Finding the Fourth Proportional to 9,101,345.40, 13,649,529.78 and 3,421,132.92

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Solution

The fourth proportional to 9,101,345.40, 13,649,529.78 and 3,421,132.92 is: 5,130,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,345.40 : 13,649,529.78 = 3,421,132.92 : x
  2. Step 2: Convert to fraction form
    9,101,345.40/13,649,529.78 = 3,421,132.92/x
  3. Step 3: Cross multiply
    9,101,345.40x = 13,649,529.78 × 3,421,132.92
  4. Step 4: Simplify right side
    9,101,345.40x = 46,696,855,672,878.35
  5. Step 5: Solve for x
    x = 46,696,855,672,878.35/9,101,345.40
  6. Step 6: Final answer
    x = 5,130,764.04

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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.