Home / 13,565,307.20-20,347,960.80-5,043,880.40

Finding the Fourth Proportional to 13,565,307.20, 20,347,960.80 and 5,043,880.40

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Solution

The fourth proportional to 13,565,307.20, 20,347,960.80 and 5,043,880.40 is: 7,565,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,307.20 : 20,347,960.80 = 5,043,880.40 : x
  2. Step 2: Convert to fraction form
    13,565,307.20/20,347,960.80 = 5,043,880.40/x
  3. Step 3: Cross multiply
    13,565,307.20x = 20,347,960.80 × 5,043,880.40
  4. Step 4: Simplify right side
    13,565,307.20x = 102,632,680,659,088.33
  5. Step 5: Solve for x
    x = 102,632,680,659,088.33/13,565,307.20
  6. Step 6: Final answer
    x = 7,565,820.60

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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.