Home / 7,613,078.88-10,506,713.31-4,175,984.21

Finding the Fourth Proportional to 7,613,078.88, 10,506,713.31 and 4,175,984.21

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Solution

The fourth proportional to 7,613,078.88, 10,506,713.31 and 4,175,984.21 is: 5,763,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613,078.88 : 10,506,713.31 = 4,175,984.21 : x
  2. Step 2: Convert to fraction form
    7,613,078.88/10,506,713.31 = 4,175,984.21/x
  3. Step 3: Cross multiply
    7,613,078.88x = 10,506,713.31 × 4,175,984.21
  4. Step 4: Simplify right side
    7,613,078.88x = 43,875,868,860,676.91
  5. Step 5: Solve for x
    x = 43,875,868,860,676.91/7,613,078.88
  6. Step 6: Final answer
    x = 5,763,222.68

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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.