Home / 20,575,053.75-30,862,683.76-5,222,348

Finding the Fourth Proportional to 20,575,053.75, 30,862,683.76 and 5,222,348

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Solution

The fourth proportional to 20,575,053.75, 30,862,683.76 and 5,222,348 is: 7,833,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575,053.75 : 30,862,683.76 = 5,222,348 : x
  2. Step 2: Convert to fraction form
    20,575,053.75/30,862,683.76 = 5,222,348/x
  3. Step 3: Cross multiply
    20,575,053.75x = 30,862,683.76 × 5,222,348
  4. Step 4: Simplify right side
    20,575,053.75x = 161,175,674,808,668.50
  5. Step 5: Solve for x
    x = 161,175,674,808,668.50/20,575,053.75
  6. Step 6: Final answer
    x = 7,833,548.18

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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.