Home / 8,701,528.20-13,039,850.70-6,409,163.40

Finding the Fourth Proportional to 8,701,528.20, 13,039,850.70 and 6,409,163.40

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Solution

The fourth proportional to 8,701,528.20, 13,039,850.70 and 6,409,163.40 is: 9,604,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,528.20 : 13,039,850.70 = 6,409,163.40 : x
  2. Step 2: Convert to fraction form
    8,701,528.20/13,039,850.70 = 6,409,163.40/x
  3. Step 3: Cross multiply
    8,701,528.20x = 13,039,850.70 × 6,409,163.40
  4. Step 4: Simplify right side
    8,701,528.20x = 83,574,533,847,904.38
  5. Step 5: Solve for x
    x = 83,574,533,847,904.38/8,701,528.20
  6. Step 6: Final answer
    x = 9,604,581.16

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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.