Home / 51,043,967.81-76,547,192.38-18,245,686.22

Finding the Fourth Proportional to 51,043,967.81, 76,547,192.38 and 18,245,686.22

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Solution

The fourth proportional to 51,043,967.81, 76,547,192.38 and 18,245,686.22 is: 27,361,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,043,967.81 : 76,547,192.38 = 18,245,686.22 : x
  2. Step 2: Convert to fraction form
    51,043,967.81/76,547,192.38 = 18,245,686.22/x
  3. Step 3: Cross multiply
    51,043,967.81x = 76,547,192.38 × 18,245,686.22
  4. Step 4: Simplify right side
    51,043,967.81x = 1,396,656,052,713,490.50
  5. Step 5: Solve for x
    x = 1,396,656,052,713,490.50/51,043,967.81
  6. Step 6: Final answer
    x = 27,361,823.79

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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.