Home / 10,915,546.80-16,373,320.20-10,702,970.40

Finding the Fourth Proportional to 10,915,546.80, 16,373,320.20 and 10,702,970.40

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Solution

The fourth proportional to 10,915,546.80, 16,373,320.20 and 10,702,970.40 is: 16,054,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,546.80 : 16,373,320.20 = 10,702,970.40 : x
  2. Step 2: Convert to fraction form
    10,915,546.80/16,373,320.20 = 10,702,970.40/x
  3. Step 3: Cross multiply
    10,915,546.80x = 16,373,320.20 × 10,702,970.40
  4. Step 4: Simplify right side
    10,915,546.80x = 175,243,161,450,322.09
  5. Step 5: Solve for x
    x = 175,243,161,450,322.09/10,915,546.80
  6. Step 6: Final answer
    x = 16,054,455.60

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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.