Home / 51,148,390.06-76,771,090.16-31,658,661.35

Finding the Fourth Proportional to 51,148,390.06, 76,771,090.16 and 31,658,661.35

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Solution

The fourth proportional to 51,148,390.06, 76,771,090.16 and 31,658,661.35 is: 47,518,014.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148,390.06 : 76,771,090.16 = 31,658,661.35 : x
  2. Step 2: Convert to fraction form
    51,148,390.06/76,771,090.16 = 31,658,661.35/x
  3. Step 3: Cross multiply
    51,148,390.06x = 76,771,090.16 × 31,658,661.35
  4. Step 4: Simplify right side
    51,148,390.06x = 2,430,469,944,687,464
  5. Step 5: Solve for x
    x = 2,430,469,944,687,464/51,148,390.06
  6. Step 6: Final answer
    x = 47,518,014.59

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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.