Home / 18,604,806.80-27,828,478.20-16,699,492.40

Finding the Fourth Proportional to 18,604,806.80, 27,828,478.20 and 16,699,492.40

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Solution

The fourth proportional to 18,604,806.80, 27,828,478.20 and 16,699,492.40 is: 24,978,569.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,806.80 : 27,828,478.20 = 16,699,492.40 : x
  2. Step 2: Convert to fraction form
    18,604,806.80/27,828,478.20 = 16,699,492.40/x
  3. Step 3: Cross multiply
    18,604,806.80x = 27,828,478.20 × 16,699,492.40
  4. Step 4: Simplify right side
    18,604,806.80x = 464,721,460,204,465.69
  5. Step 5: Solve for x
    x = 464,721,460,204,465.69/18,604,806.80
  6. Step 6: Final answer
    x = 24,978,569.53

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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.