Home / 11,648,085.40-17,465,129.70-5,979,381.40

Finding the Fourth Proportional to 11,648,085.40, 17,465,129.70 and 5,979,381.40

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Solution

The fourth proportional to 11,648,085.40, 17,465,129.70 and 5,979,381.40 is: 8,965,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,648,085.40 : 17,465,129.70 = 5,979,381.40 : x
  2. Step 2: Convert to fraction form
    11,648,085.40/17,465,129.70 = 5,979,381.40/x
  3. Step 3: Cross multiply
    11,648,085.40x = 17,465,129.70 × 5,979,381.40
  4. Step 4: Simplify right side
    11,648,085.40x = 104,430,671,676,767.58
  5. Step 5: Solve for x
    x = 104,430,671,676,767.58/11,648,085.40
  6. Step 6: Final answer
    x = 8,965,479.57

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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.