Home / 18,572,582.80-27,862,810.80-5,617,669.60

Finding the Fourth Proportional to 18,572,582.80, 27,862,810.80 and 5,617,669.60

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Solution

The fourth proportional to 18,572,582.80, 27,862,810.80 and 5,617,669.60 is: 8,427,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,582.80 : 27,862,810.80 = 5,617,669.60 : x
  2. Step 2: Convert to fraction form
    18,572,582.80/27,862,810.80 = 5,617,669.60/x
  3. Step 3: Cross multiply
    18,572,582.80x = 27,862,810.80 × 5,617,669.60
  4. Step 4: Simplify right side
    18,572,582.80x = 156,524,065,201,711.69
  5. Step 5: Solve for x
    x = 156,524,065,201,711.69/18,572,582.80
  6. Step 6: Final answer
    x = 8,427,695.11

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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.