Home / 21,403,521.28-32,115,779.52-10,044,893.44

Finding the Fourth Proportional to 21,403,521.28, 32,115,779.52 and 10,044,893.44

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Solution

The fourth proportional to 21,403,521.28, 32,115,779.52 and 10,044,893.44 is: 15,072,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403,521.28 : 32,115,779.52 = 10,044,893.44 : x
  2. Step 2: Convert to fraction form
    21,403,521.28/32,115,779.52 = 10,044,893.44/x
  3. Step 3: Cross multiply
    21,403,521.28x = 32,115,779.52 × 10,044,893.44
  4. Step 4: Simplify right side
    21,403,521.28x = 322,599,583,020,934.31
  5. Step 5: Solve for x
    x = 322,599,583,020,934.31/21,403,521.28
  6. Step 6: Final answer
    x = 15,072,266.79

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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.