Home / 33,030,547.42-45,598,723.10-20,647,529.28

Finding the Fourth Proportional to 33,030,547.42, 45,598,723.10 and 20,647,529.28

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Solution

The fourth proportional to 33,030,547.42, 45,598,723.10 and 20,647,529.28 is: 28,503,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,030,547.42 : 45,598,723.10 = 20,647,529.28 : x
  2. Step 2: Convert to fraction form
    33,030,547.42/45,598,723.10 = 20,647,529.28/x
  3. Step 3: Cross multiply
    33,030,547.42x = 45,598,723.10 × 20,647,529.28
  4. Step 4: Simplify right side
    33,030,547.42x = 941,500,970,337,862.50
  5. Step 5: Solve for x
    x = 941,500,970,337,862.50/33,030,547.42
  6. Step 6: Final answer
    x = 28,503,946.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.