Home / 14,476,864.68-19,985,829.48-11,161,918.80

Finding the Fourth Proportional to 14,476,864.68, 19,985,829.48 and 11,161,918.80

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Solution

The fourth proportional to 14,476,864.68, 19,985,829.48 and 11,161,918.80 is: 15,409,428.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476,864.68 : 19,985,829.48 = 11,161,918.80 : x
  2. Step 2: Convert to fraction form
    14,476,864.68/19,985,829.48 = 11,161,918.80/x
  3. Step 3: Cross multiply
    14,476,864.68x = 19,985,829.48 × 11,161,918.80
  4. Step 4: Simplify right side
    14,476,864.68x = 223,080,205,806,406.25
  5. Step 5: Solve for x
    x = 223,080,205,806,406.25/14,476,864.68
  6. Step 6: Final answer
    x = 15,409,428.13

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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.