Home / 15,360,411.03-21,198,010.87-8,834,044.90

Finding the Fourth Proportional to 15,360,411.03, 21,198,010.87 and 8,834,044.90

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Solution

The fourth proportional to 15,360,411.03, 21,198,010.87 and 8,834,044.90 is: 12,191,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,411.03 : 21,198,010.87 = 8,834,044.90 : x
  2. Step 2: Convert to fraction form
    15,360,411.03/21,198,010.87 = 8,834,044.90/x
  3. Step 3: Cross multiply
    15,360,411.03x = 21,198,010.87 × 8,834,044.90
  4. Step 4: Simplify right side
    15,360,411.03x = 187,264,179,816,268.09
  5. Step 5: Solve for x
    x = 187,264,179,816,268.09/15,360,411.03
  6. Step 6: Final answer
    x = 12,191,352.14

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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.