Home / 6,912,595.80-10,368,893.70-4,390,061.40

Finding the Fourth Proportional to 6,912,595.80, 10,368,893.70 and 4,390,061.40

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Solution

The fourth proportional to 6,912,595.80, 10,368,893.70 and 4,390,061.40 is: 6,585,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,595.80 : 10,368,893.70 = 4,390,061.40 : x
  2. Step 2: Convert to fraction form
    6,912,595.80/10,368,893.70 = 4,390,061.40/x
  3. Step 3: Cross multiply
    6,912,595.80x = 10,368,893.70 × 4,390,061.40
  4. Step 4: Simplify right side
    6,912,595.80x = 45,520,079,993,073.18
  5. Step 5: Solve for x
    x = 45,520,079,993,073.18/6,912,595.80
  6. Step 6: Final answer
    x = 6,585,092.10

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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.