Home / 18,657,311.67-25,745,959.02-10,284,315.24

Finding the Fourth Proportional to 18,657,311.67, 25,745,959.02 and 10,284,315.24

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Solution

The fourth proportional to 18,657,311.67, 25,745,959.02 and 10,284,315.24 is: 14,191,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,311.67 : 25,745,959.02 = 10,284,315.24 : x
  2. Step 2: Convert to fraction form
    18,657,311.67/25,745,959.02 = 10,284,315.24/x
  3. Step 3: Cross multiply
    18,657,311.67x = 25,745,959.02 × 10,284,315.24
  4. Step 4: Simplify right side
    18,657,311.67x = 264,779,558,717,801.47
  5. Step 5: Solve for x
    x = 264,779,558,717,801.47/18,657,311.67
  6. Step 6: Final answer
    x = 14,191,731.55

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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.