Home / 7,815,715.74-10,786,031.46-4,331,044.68

Finding the Fourth Proportional to 7,815,715.74, 10,786,031.46 and 4,331,044.68

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Solution

The fourth proportional to 7,815,715.74, 10,786,031.46 and 4,331,044.68 is: 5,977,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,715.74 : 10,786,031.46 = 4,331,044.68 : x
  2. Step 2: Convert to fraction form
    7,815,715.74/10,786,031.46 = 4,331,044.68/x
  3. Step 3: Cross multiply
    7,815,715.74x = 10,786,031.46 × 4,331,044.68
  4. Step 4: Simplify right side
    7,815,715.74x = 46,714,784,173,145.63
  5. Step 5: Solve for x
    x = 46,714,784,173,145.63/7,815,715.74
  6. Step 6: Final answer
    x = 5,977,032.14

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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.