Home / 15,600,853.80-23,401,280.70-9,207,815.40

Finding the Fourth Proportional to 15,600,853.80, 23,401,280.70 and 9,207,815.40

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Solution

The fourth proportional to 15,600,853.80, 23,401,280.70 and 9,207,815.40 is: 13,811,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600,853.80 : 23,401,280.70 = 9,207,815.40 : x
  2. Step 2: Convert to fraction form
    15,600,853.80/23,401,280.70 = 9,207,815.40/x
  3. Step 3: Cross multiply
    15,600,853.80x = 23,401,280.70 × 9,207,815.40
  4. Step 4: Simplify right side
    15,600,853.80x = 215,474,672,809,182.78
  5. Step 5: Solve for x
    x = 215,474,672,809,182.78/15,600,853.80
  6. Step 6: Final answer
    x = 13,811,723.10

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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.