Home / 14,528,837.76-21,793,256.63-12,658,165.44

Finding the Fourth Proportional to 14,528,837.76, 21,793,256.63 and 12,658,165.44

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Solution

The fourth proportional to 14,528,837.76, 21,793,256.63 and 12,658,165.44 is: 18,987,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,837.76 : 21,793,256.63 = 12,658,165.44 : x
  2. Step 2: Convert to fraction form
    14,528,837.76/21,793,256.63 = 12,658,165.44/x
  3. Step 3: Cross multiply
    14,528,837.76x = 21,793,256.63 × 12,658,165.44
  4. Step 4: Simplify right side
    14,528,837.76x = 275,862,647,898,916.84
  5. Step 5: Solve for x
    x = 275,862,647,898,916.84/14,528,837.76
  6. Step 6: Final answer
    x = 18,987,248.15

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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.