Home / 15,081,295.57-20,811,575.02-8,554,784.94

Finding the Fourth Proportional to 15,081,295.57, 20,811,575.02 and 8,554,784.94

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Solution

The fourth proportional to 15,081,295.57, 20,811,575.02 and 8,554,784.94 is: 11,805,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081,295.57 : 20,811,575.02 = 8,554,784.94 : x
  2. Step 2: Convert to fraction form
    15,081,295.57/20,811,575.02 = 8,554,784.94/x
  3. Step 3: Cross multiply
    15,081,295.57x = 20,811,575.02 × 8,554,784.94
  4. Step 4: Simplify right side
    15,081,295.57x = 178,038,548,537,389.22
  5. Step 5: Solve for x
    x = 178,038,548,537,389.22/15,081,295.57
  6. Step 6: Final answer
    x = 11,805,255.57

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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.