Home / 51,094,443.75-76,642,751.25-18,307,148.25

Finding the Fourth Proportional to 51,094,443.75, 76,642,751.25 and 18,307,148.25

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Solution

The fourth proportional to 51,094,443.75, 76,642,751.25 and 18,307,148.25 is: 27,461,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,094,443.75 : 76,642,751.25 = 18,307,148.25 : x
  2. Step 2: Convert to fraction form
    51,094,443.75/76,642,751.25 = 18,307,148.25/x
  3. Step 3: Cross multiply
    51,094,443.75x = 76,642,751.25 × 18,307,148.25
  4. Step 4: Simplify right side
    51,094,443.75x = 1,403,110,209,421,622.75
  5. Step 5: Solve for x
    x = 1,403,110,209,421,622.75/51,094,443.75
  6. Step 6: Final answer
    x = 27,461,111.35

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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.