Home / 34,341,517.80-47,380,959.90-20,585,462.76

Finding the Fourth Proportional to 34,341,517.80, 47,380,959.90 and 20,585,462.76

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Solution

The fourth proportional to 34,341,517.80, 47,380,959.90 and 20,585,462.76 is: 28,401,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,341,517.80 : 47,380,959.90 = 20,585,462.76 : x
  2. Step 2: Convert to fraction form
    34,341,517.80/47,380,959.90 = 20,585,462.76/x
  3. Step 3: Cross multiply
    34,341,517.80x = 47,380,959.90 × 20,585,462.76
  4. Step 4: Simplify right side
    34,341,517.80x = 975,358,985,554,503.38
  5. Step 5: Solve for x
    x = 975,358,985,554,503.38/34,341,517.80
  6. Step 6: Final answer
    x = 28,401,743.66

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1.5x scale

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.