Home / 19,569,344.80-29,354,017.20-10,499,418.40

Finding the Fourth Proportional to 19,569,344.80, 29,354,017.20 and 10,499,418.40

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Solution

The fourth proportional to 19,569,344.80, 29,354,017.20 and 10,499,418.40 is: 15,749,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569,344.80 : 29,354,017.20 = 10,499,418.40 : x
  2. Step 2: Convert to fraction form
    19,569,344.80/29,354,017.20 = 10,499,418.40/x
  3. Step 3: Cross multiply
    19,569,344.80x = 29,354,017.20 × 10,499,418.40
  4. Step 4: Simplify right side
    19,569,344.80x = 308,200,108,303,596.50
  5. Step 5: Solve for x
    x = 308,200,108,303,596.50/19,569,344.80
  6. Step 6: Final answer
    x = 15,749,127.60

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1.5x scale

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.