Home / 14,145,335.47-21,218,151.44-11,323,386.19

Finding the Fourth Proportional to 14,145,335.47, 21,218,151.44 and 11,323,386.19

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Solution

The fourth proportional to 14,145,335.47, 21,218,151.44 and 11,323,386.19 is: 16,985,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,145,335.47 : 21,218,151.44 = 11,323,386.19 : x
  2. Step 2: Convert to fraction form
    14,145,335.47/21,218,151.44 = 11,323,386.19/x
  3. Step 3: Cross multiply
    14,145,335.47x = 21,218,151.44 × 11,323,386.19
  4. Step 4: Simplify right side
    14,145,335.47x = 240,261,322,993,024.62
  5. Step 5: Solve for x
    x = 240,261,322,993,024.62/14,145,335.47
  6. Step 6: Final answer
    x = 16,985,197.95

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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.