Home / 21,384,000.55-32,076,000.83-13,306,097.35

Finding the Fourth Proportional to 21,384,000.55, 32,076,000.83 and 13,306,097.35

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Solution

The fourth proportional to 21,384,000.55, 32,076,000.83 and 13,306,097.35 is: 19,959,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,000.55 : 32,076,000.83 = 13,306,097.35 : x
  2. Step 2: Convert to fraction form
    21,384,000.55/32,076,000.83 = 13,306,097.35/x
  3. Step 3: Cross multiply
    21,384,000.55x = 32,076,000.83 × 13,306,097.35
  4. Step 4: Simplify right side
    21,384,000.55x = 426,806,389,576,130.31
  5. Step 5: Solve for x
    x = 426,806,389,576,130.31/21,384,000.55
  6. Step 6: Final answer
    x = 19,959,146.03

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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.