Home / 51,126,564-76,691,420.64-22,357,891.20

Finding the Fourth Proportional to 51,126,564, 76,691,420.64 and 22,357,891.20

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Solution

The fourth proportional to 51,126,564, 76,691,420.64 and 22,357,891.20 is: 33,537,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,126,564 : 76,691,420.64 = 22,357,891.20 : x
  2. Step 2: Convert to fraction form
    51,126,564/76,691,420.64 = 22,357,891.20/x
  3. Step 3: Cross multiply
    51,126,564x = 76,691,420.64 × 22,357,891.20
  4. Step 4: Simplify right side
    51,126,564x = 1,714,658,438,642,554.25
  5. Step 5: Solve for x
    x = 1,714,658,438,642,554.25/51,126,564
  6. Step 6: Final answer
    x = 33,537,525.40

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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.