Home / 16,508,872-22,782,243.36-9,265,528

Finding the Fourth Proportional to 16,508,872, 22,782,243.36 and 9,265,528

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Solution

The fourth proportional to 16,508,872, 22,782,243.36 and 9,265,528 is: 12,786,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508,872 : 22,782,243.36 = 9,265,528 : x
  2. Step 2: Convert to fraction form
    16,508,872/22,782,243.36 = 9,265,528/x
  3. Step 3: Cross multiply
    16,508,872x = 22,782,243.36 × 9,265,528
  4. Step 4: Simplify right side
    16,508,872x = 211,089,513,754,894.06
  5. Step 5: Solve for x
    x = 211,089,513,754,894.06/16,508,872
  6. Step 6: Final answer
    x = 12,786,428.64

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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.