Home / 40,452,021.80-60,678,032.70-13,525,677.80

Finding the Fourth Proportional to 40,452,021.80, 60,678,032.70 and 13,525,677.80

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Solution

The fourth proportional to 40,452,021.80, 60,678,032.70 and 13,525,677.80 is: 20,288,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,452,021.80 : 60,678,032.70 = 13,525,677.80 : x
  2. Step 2: Convert to fraction form
    40,452,021.80/60,678,032.70 = 13,525,677.80/x
  3. Step 3: Cross multiply
    40,452,021.80x = 60,678,032.70 × 13,525,677.80
  4. Step 4: Simplify right side
    40,452,021.80x = 820,711,519,838,064.12
  5. Step 5: Solve for x
    x = 820,711,519,838,064.12/40,452,021.80
  6. Step 6: Final answer
    x = 20,288,516.70

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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.